offline practice questions answer key_25195a_452c53649726416791609f0b6ee2675b.pdf
TRANSCRIPT
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Gas Technician 3 - Practice Exam Answer Key (15-G3165-1A-1)
Instructions
This exam can be used as a preparation for writing the G3 exam.
Every effort is made to provide information that is accurate. However, materials contained in thisdocument are subject to change at any time.
We give no assurance or warranty that information on this site is current, and take no responsibility for
matters arising from changed circumstances or other information or material, which may affect theaccuracy or currency of information on this site.
This is a practice exam and is for reference purposes only.
165 Questions
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Questions
Multiple Choice, 1 attempt(s) permitted.
1. What is the specific gravity of natural gas vapour? (#15-01)
Correct Choice
X 0.551.1
1.52
0.98
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
2. When lifting in general, which of the following instructions is correct? (#15-02)
Correct Choice
bend at the back and keep legs straight
use your back muscles as they are the strongest
X the back should be straight and knees bent, to use your leg muscles
feet together with toes spread and lift slowly, using your back muscles
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
3. What type of diagram(s) identify only connections, functions and flow, and where componentlocation or size and shape are not indicated. (#15-03)
Correct Choice
X schematic diagram
wiring diagram
plan layout
none of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
4. Who does TSSA report to? (#15-04)
Correct Choice
X The Ontario Ministry of Consumer Services
The Department of National Defence
The Ontario Board of Labour
The Office of the Premier
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Multiple Choice, 1 attempt(s) permitted.
5. What must a Certificate Holder do when it appears that there has been a CO poisoning
incident? (#15-05)
Correct Choiceaffix a notice containing the information required in clause to the appliance or work
X immediately shut off the supply of gas to the appliance or work; promptly give oral notice
of the shutting off of the gas to the distributor; promptly give written notice to the user, (i)
describing the condition that constitutes the immediate hazard, and (ii) directing that the
appliance or work not be used until the condition is corrected
within 14 days of finding the condition, give written notice of the condition to thedistributor, including notice that the supply of gas has been shut off.
all of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
6. Size the low pressure piping system shown in the figure (#15-2-18). What type of pipe is used?
(#15-06) (Size the low pressure piping system shown in the fiqure (#15-2-18). what type of pipe is
used?)
Correct Choice
copper pipe
X black iron pipe
plastic pipes636 pipe
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
7. When dealing with customers, what would a neat, well groomed appearance indicate? (#15-07)
Correct Choice
that you are on the fast track to success
that you enjoy reading fashion magazines
are more concerned with appearances than performance
X that your work will reflect the same care and consideration
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
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8. What are responsibilities of a gas technician if he or she finds a natural gas or propane
appliance that is considered to be an immediate hazard?(#15-08)
Correct Choice
X responsibilities are identified in the local act, regulations and bulletins
unsafe situations must always be reported to CSA
a gas technician is required to notify the manufacturer
a gas technician is required to obtain direction from his or her direct supervisor
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
9. When should a CGI never be operated or used? (#15-09)
Correct Choice
when the flashback arresters removed
to sample liquid fuelfor sampling gas vapours not identified as suitable by the manufacturer
X all of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
10. How is area expressed in meters? (#15-10)
Correct Choicem (meters)
X m 2 (meters squared)
m 3 (meters cubic)
none of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
11. What do thin, equally spaced. broken lines indicate on a technical drawing? (#15-11)
Correct Choice
wiring
drain and vent lines
future lines
X hidden lines
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
12. What would be a good practice after a customer's problem has been solved and the work is
complete? (#15-12)
Correct Choice
X to perform a follow-up to ensue the customer is still satisfiedto try to sell the customer additional products and services
to sell the customers contact information to other companies who have products andservices for sale
all of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
13. What is the specific gravity of liquid propane? (#15-13)
Correct Choice
X 0.51
144
1.53
0.55
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
14. Identify a local requirement with which NVG refueling stations must comply:
(#15-14) (Identify a local requirement with which NVG refuelling stations must comply: (#15-14))
Correct Choice
local zoning requirements
the building code
local fire regulations
X all of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
15. What is/are non-verbal technique that can calm the upset customer?(#15-15) (What is/are non-verbal technique that)
Correct Choice
a calm sincere concern and interest in facial expressions
avoid eye contact and whistle a happy tune
a non-threatening posture
X both A and C
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
16. When responding to a customers complaint, which is the best wording to use?
(#15-16) (When responding to a customers complaint, which is the best wording to use? (#15-16))
Correct ChoiceI know how you feel
X I can understand why you feel that way
don't worry, many people have had worse problems
it won't seem so bad once you get our bill
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
17. Which type of pipe threading die head does not have to be reversed after the thread has beencut?
(#15-17) (Which type of pipe theading die head does not have to be reversed after the thread has
been cut? (#15-17))
Correct Choice
X a quick opening die
a tie dye
a ratcheting die
a solid die
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
18. What is a type of analyzer?(#15-18) (What is a type of analyzer? (#15-18))
Correct Choice
the tube type
the pocket type
the liquid type
X both A and C
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
19. What Code deals with propane storage and handling currently accepted into law in Ontario?
(#15-19)
Correct ChoiceCSA B149.1-10
X CSA B149.2-10
CSA B149.3-10
CSA B51-09
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
20. What is the best alternative communication when a customer's english is heavy accented?(#15-20)
Correct Choice
hire an interpreter
recommend the customer rake additional language training
X ask the customer to write their request
ask the customer to find someone who speaks better English
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
21. What is the best policy for arguing with customers? (#15-21)
Correct Choice
use a steady, raised and confident voice
stare at the customer with a look of disgust when they are speaking
X always avoid conflict and arguments with customers
call your supervisor and let the customer argue with them
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Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
22. What is the minimum recommended distance to place a new fastener, from a failed fastener,
using a power actuated tool? (#15-22)
Correct Choice
1/2 inch
2 inch
2 1/2 inch
X 3 inches
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
23. What is the definition of Due Diligence? (#15-23)
Correct Choice
actions that are taken quickly and effectively
any action that does not endanger personal property
X actions that are reasonable in the circumstances and would be conducted by any
reasonable person
any action that can save a life
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
24. Size the low pressure piping system shown in figure. What is the pipe size for pipe B (#15-24)(Size the low pressure piping system shown in figure. What is the pipe size for pipe B (#15-24))
Correct Choice
NPS 1 1/12
NPS 1
X NPS ½
NPS 2
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
25. What is the organization that publishes tables of symbols found on piping drawing?(#15-25) (What is the organization that publishes tables of symbols found on piping drawing?
(#15-25))
Correct Choice
American National Standard Institute
Canadian Standards AssociationInternational Organization for Standardization
X all of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
26. What diameter must a test gauge be? (#15-26) (What diameter must a test gauge be? (#15-26))
Correct Choice2 inch
X a minimum 3 inch diameter
a minimum 1/4 inch NPT
2 1/2 inch
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
27. How can combustible gases be ventilated, provided it is safe to do so? (#15-27) (How cancombustible gases be ventilated, provided it is safe to do so? (#15-27))
Correct Choice
using an exhaust fan
X open doors and windows
using the fan on the furnace
both A and B
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
28. An appliance rating plate specifies a minimum clearance of 36 inches. What clearance can beused from the sides and rear if a 1/4 inch insulating billboard is installed and spaced 1 inch from
the combustible material?
Correct Choice
X 18 inches
12 inches10 inches
36 inches
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
29. Which type of personal protection should be used when working with chisels? (#15-29)
Correct Choicefall protection
respirator
X eye protection
hearing protection
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
30. Name the Ontario Act that directly related to safety and standards within the fuels industry?(#15-30)
Correct Choice
the Fuel Safety Act
X the Technical Standards and Safety Act
the Technical Fuel and Pressure Safety Act
the Mandatory Fuel Standards Act
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
31. Identify the correct blade to be used in a chop saw when cutting non-Ferris metals andplastic? (#15-31) (Identify the correct blade to be used in a chop saw when cutting non-Ferris
metals and plastic? (#15-31))
Correct Choice
X a carbide-tipped blade
an abrasive bladea steel-toothed blade
all of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
32. What is the regulatory authority that oversees the safety of both natural gas and propane?
(#15-32)
Correct Choice
X A) CSA
B) TSSA
C) CGA
D) AGA
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
33. If an employee noticed a contravention of the safety act or regulation, or a job site hazard,
who would the employee first report these situations to? (#15-33) (If an employee noticed a
contravention of the safety act or regulation, or a job site hazard, who would the employee first
report these situations to? (#15-33))
Correct Choice
X employer or supervisor
local law enforcement official
TSSA
Canadian Standard Association
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
34. What would accompany the blueprint for a large construction project? (#15-34) (What wouldaccompany the blueprint for a large construction project? (#15-34))
Correct Choice
a product index
a list of materials
X specifications
none of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
35. Which type of pipe cutter is best for cutting pipe where there is limited space for rotation?
(#15-35) (Which type of pipe cutter is best for cutting pipe where there is limited space for
rotation? (#15-35))
Correct Choice
a two wheel cover
a three wheel cutter
a four-wheel cutter
X both B and C
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
36. What is a good response to a customer who is demanding unreasonable or impossible
performance? (#15-36) (What is a good response to a customer who is demanding unreasonable
or impossible performance? (#15-36))
Correct Choice
Confirm their request is possible but that it will cost considerably more money
tell them that their request is not possible and they should leave these decisions to theexperts
X calmly and patiently identify what you are able to do and not what you are unable to do
firmly restate what you are able to do and offer them that if they are not happy they can
hire another company
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
37. A beam clamp is an example of ___________ type of fastener. (#15-37) (A beam clamp is anexample of ___________ type of fastener. (#15-37))
Correct Choice
general
X pipe
electrical
all of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
38. When planning an appliance installation, where would you locate the height and space
requirements? (#15-38)
Correct ChoiceCSA B149.1 gas code
X the manufacturers product specifications
product sales brochure
none of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
39. When the scale on a drawing is identified as 1:100, how much larger will the object becompared to the drawing? (#15-39) (When the scale on a drawing is identified as 1:100, how much
larger will the object be compared to the drawing? (#15-39))
Correct Choice
10 X
X 100 X
1000 X
50 X
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
40. Propane-burning appliances installed in a mobile home must comply with which standards?(#15-40)
Correct Choice
Clause 11 of the B149.2-10 and the national building code
X Clause 11 of the B149.2-10and the CSA Z240.1
Clause 11 of the B149.2-10 and the CSA Z240.2
Clause 11 of the B149.2-10 and the national fire code
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
41. Eating or smoking on the customer's property is an example of poor: (#15-41) (Eating or
smoking on the customer's property is an example of poor: (#15-41))
Correct Choicecommunication
X workplace behavior
appearance
attitude
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
42. Where in your province's Occupational Health and Safety Act are the duties of employers andother persons described? (#15-42) (Where in your province's Occupational Health and Safety Act
are the duties of employers and other persons described? (#15-42))
Correct Choice
the duties of employers and other persons are always described in section 3
provincial occupational health and safety act do not identify employer responsibilities
X this will vary from province to province
none of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
43. What color code is type K copper pipe? (#15-43) (What color code is type K copper pipe?(#15-43))
Correct Choice
red
X green
blue
yellow
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
44. Who is authorized to work on liquid propane systems? (#15-44)
Correct Choice
X a holder of a 'LP' certificatea licensed gas technician
the propane supplier
any of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
45. Which type of grinder is commonly used to grain bevels and clean weld spatters of pipes? (#15-
45) (Which type of grinder is commonly used to grain bevels and clean weld spatters of pipes?(#15-45))
Correct Choice
A bench grinder
X a portable angle grinder
a pedestal grinder
both A and C
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
46. Propane that is offered for transport must comply with which regulations? (#15-46)(Propane that is offered for transport must comply with which regulations? (#15-46))
Correct Choice
the provincial WHMIS requirements
X the Transport Canada Dangerous Goods regulation
the National Energy Board Propane Transportation Act
none of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
47. (#15-47) What length should the pipe be cut to be properly sized for the application shown.
(#15-9-1)
Correct Choice20 inches
X 21 inches
22 inches
24 inches
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
48. Establishing eye contact when speaking and taking notes demonstrates good: (#15-48)(Establishing eye contact when speaking and taking notes demonstrates good: (#15-48))
Correct Choice
X communication
workplace behavior
appearance
attitude
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
49. Which best defines the term specific gravity: (#15-49)
Correct Choice
a comparison between the speed at which items fall and the speed at which a steel ball
falls
X a comparison between the weight of a volume of gas (liquid) and equal volume of air
(water)a comparison between the gravity at sea levels and the gravity at the installation elevation
none of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
50. When can a propane line supplying a furnace in a mobile home or recreational vehicle be
routed through a combustion or fresh air make-up opening in the furnace base? (#15-50)
Correct Choice
when the propane piping through the furnace base consists of a single piece
when the piping is schedule 80 steel
provided that any connection to this piping is made above the level of the top of thefurnace base and below the lowest level of the furnace base extension
X both A and C
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
51. What type of fire would a water-based fire fire extinguisher be used to fight? (#15-51) (What
type of fire would a water-based fire fire extinguisher be used to fight? (#15-51))
Correct Choice
X A
B
C
D
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
52. Who publishes the B149 code handbook? (#15-52) (Who publishes the B149 code handbook?(#15-52))
Correct Choice
ASTM
ASME
NFPA
X CSA
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
53. How can one recognize an inspector? (#15-53) (How can one recognize an inspector? (#15-53))
Correct Choice
their picture will be located on the official websiteall inspectors wear white hardhats the say inspector
their business card will identify their job function as inspector
X by examining their identification badge or card
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
54. What is combustion air? (#15-54) (What is combustion air? (#15-54))
Correct Choice
The air required to operate the blower fan.
The air needed for the draft regulator.
X The air required for satisfactory combustion of a gas.
The air required for complete furnace operation.
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
55. What does MSDS stand for? (#15-55) (What does MSDS stand for? (#15-55))
Correct Choice
Material safety disconnect switch
Mandatory safety data sheet
X Material safety data sheet
Material safety daily sheet
Feedback when correct: Correct
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Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
56. For self protection you would need? (#15-56)
Correct Choice
Hard hat, gloves, glassesGlasses, boots, respiratory
Respiratory, gloves, hard hat
X All the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
57. What is the explosion limit of natural gas? (#15-57) (What is the explosion limit of natural
gas? (#15-57))
Correct Choice
0.4% to 0.14%
10% to 1%
3% to 15%
X 4% to 15%
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
58. What is the ignition temperature of natural gas? (#15-58) (What is the ignition temperatureof natural gas? (#15-58))
Correct Choice
1020 F
1000 F
X 1300 F
900 F
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
59. What is the flame temperature of natural gas? (#15-59) (What is the flame temperature ofnatural gas? (#15-59))
Correct Choice
1000 F
2025 F
X 3600 F
4500 F
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
60. What is the air to gas ratio for propane? (#15-60) (What is the air to gas ratio for propane?
(#15-60))
Correct ChoiceX 10 to 1
0.5 to 1
1 to 25
21 to 1
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
61. What is the expansion rate of propane? (#15-61) (What is the expansion rate of propane?(#15-61))
Correct Choice
600 to 1
X 270 to 1
10 to 1
1 to 600
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
62. What is the heating value of natural gas per ft cubed? (#15-62)
Correct Choice
A) 2025 BTU
B) 1200 BTU
C) 3500 BTU
X D) 1000 BTU
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Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
63. Who is the testing agency that certifies venting? (#15-63) (Who is the testing agency that
certifies venting? (#15-63))
Correct Choice
A) CGA
B) TSSA
C) CSA
X D) ULC
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
64. Why are electric power tools equipped with three-prong electrical plugs? (#15-64) (Why are
electric power tools equipped with three-prong electrical plugs? (#15-64))
Correct Choice
the third prong is a spare
the third prong is a guide to ensure the correct polarity
the third prong is a backup power feed to ensure performance
X the third prong is a ground for protection in case of short circuit
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
65. What is the best thing to do if a customer becomes unruly or threatening? (#15-65) (What isthe best thing to do if a customer becomes unruly or threatening? (#15-65))
Correct Choice
X Seek assistance, and leave if necessary
warn them that you are trained in self defense
ignore the behavior
make jokes to remove the tension from the situation
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
66. (#15-66) When heavier hydrocarbons are removed from natural gas. It is then referred to as_______ gas.
Correct Choice
X dry
wet
sweet
sour
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
67. Is the gas technician/fitter permitted to replace electrical components that are directly related
to the operation of the gas appliance? (#15-67) (Is the gas technician/fitter permitted to replace
electrical components that are directly related to the operation of the gas appliance? (#15-67))
Correct Choice
yes
no
X only when permitted by the Act, Regulations or bulletins
only when permitted by the manufacturer maintenance instructions
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
68. In which situation would an electrical power tool not require grounding plug? (#15-68) (In
which situation would an electrical power tool not require grounding plug? (#15-68))
Correct Choice
when the tool has 'no grounding required' identification symbol
X when the tool is designated 'double insulated'
when the tool is equipped with a removable ground plug
when you are not using the tool in wet locations
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
69. What are the components of the fire triangle? (#15-69) (What are the components of the firetriangle? (#15-69))
Correct Choice
heat, fuel, CO2
heat, fuel CO
heat, heat, O3
X heat, fuel, O2
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
70. The maximum pressure drop permitted on a natural gas piping system with a supply pressure
less than 7 inches w.c. Is: (#15-70) (The maximum pressure drop permitted on a natural gas
piping system with a supply pressure less than 7 inches w.c. Is: (#15-70))
Correct Choice
0.25 inch w.c.
X 0.5 inch w.c.
1.0 inch w.c
3.5 inch w.c.
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
71. Why is asking the right questions in the right way important when dealing with customer
concerns? (#15-71) (Why is asking the right questions in the right way important when dealing
with customer concerns? (#15-71))
Correct Choice
it is effective in the proper identification of the problem
it is effective in demonstrating your knowledge and grasp of the subject
it is effective in making the customer feel that they are a part of the process
X both A and C
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
72. Why should park your service vehicle on the street? (#15-72) (Why should park your servicevehicle on the street? (#15-72))
Correct Choice
the risk of damaging the objects on the customer's driveway is eliminated
oil or other fluid spills will not damage the customers driveway
children will be less likely to enter or damage your vehicle
X all of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
73. Where would a service technician locate information on a specific appliances service
problems? (#15-73) (Where would a service technician locate information on a specific appliances
service problems? (#15-73))
Correct Choice
ask.com
CSA product listing records
provincial products registration records
X the manufacturers service bulletins
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
74. What tool is used to cut external threads on pipe? (#15-74) (What tool is used to cut external
threads on pipe? (#15-74))
Correct Choice
a file
a hacksaw
a crimping tool
X pipe dies
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
75. What type of chart compares individual parts in relation to their total as a sector of a circulararea? (#15-75) (What type of chart compares individual parts in relation to their total as a sector
of a circular area? (#15-75))
Correct Choice
flow chart
line chartX pie chart
bar chart
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
76. Identify the procedure to obtain a field approval of an appliance requiring testing and
inspection: (#15-76) (Identify the procedure to obtain a field approval of an appliance requiring
testing and inspection: (#15-76))
Correct Choice
contact CSA who will provide a certification specialist to conduct the approval
obtain a copy of the B149.3 code for field approvals and follow the instructions contained
therein
contact the local gas inspector, who will approve the equipment as part of the installation
permit.
X approval procedures are identified in the local act, regulations and bulletins
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
77. Why must the RPM rating of a grinding wheel match the RPM of the grinder? (#15-77) (Whymust the RPM rating of a grinding wheel match the RPM of the grinder? (#15-77))
Correct Choice
It will void the warranty if it doesn't match
the incorrect RPM can overload the grinder
X the wheel could shatter if the RPM rating is incorrect
the incorrect RPM can cause a whistle sound that can damage hearing
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
78. After listening to a customer's explanation of the problem, what should you always do? (#15-78)
Correct Choice
repeat word like 'I understand' and 'really?' so show you are listening
X restate the explanation to the customer to ensure it has been properly understood
tell the customer that it will not be a problem as you have seen much worse
ask the customer about sports to get their mind off of their problems
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
79. What is the speed of a propane flame in inches per second? (#15-79)
Correct Choice
10X 11
12
14
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
80. The expansion ratio of propane from a liquid to a gas at atmospheric pressure is: (#15-80)
(The expansion ratio of propane from a liquid to a gas at atmospheric pressure is: (#15-80))
Correct Choice
X 270 - 1
470 - 1
600 - 1
800 - 1
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
81. Who can remove a 'DO NOT USE' notice that has been affixed to an appliance? (#15-81)(Who can remove a 'DO NOT USE' notice that has been affixed to an appliance? (#15-81))
Correct Choice
anyone who has verified the appliance is in safe working order
any inspector or CSA staff member
only members of the Canadian Gas Association
X a certificate holder may remove the notice if he/she is satisfied that corrective action hasbeen taken.
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Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
82. What are the two common thread patterns found on bolts used by the gas technician? (#15-82)
(What are the two common thread patterns found on bolts used by the gas technician? (#15-82))
Correct Choice
National Course Thread
National Fine Thread
American Street Thread
X both A and B
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
83. Atoms are made of particles including: (#15-83) (Atoms are made of particles including: (#15-
83))
Correct Choice
croutons
X electrons
pretrons
none of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
84. What is a schematic representation of process also know as? (#15-84)
Correct Choice
X flow chart
line chart
pie chart
bar chart
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
85. A gas with an ignition temperature of 920 F and the chemical designation of C3H8 iscommonly referred to as? (#15-85) (A gas with an ignition temperature of 920 F and the chemical
designation of C3H8 is commonly referred to as?)
Correct Choice
X propane
butanenatural gas
none of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
86. How will taking notes when the customer is explaining the problem help? (#15-86) (How will
taking notes when the customer is explaining the problem help? (#15-86))
Correct Choice
X you assure the customer that you will not forget why you are there
you will have valuable information to include in the final report
you are indicating to the customer that you value their input
you can create a checklist to ensure the problem is resolved when you have completedyour work
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
87. Which Canadian Electrical Code Rules apply to circuits supplying power to heating
equipment that uses solid, liquid or gaseous fuels? (#15-87) (Which Canadian Electrical Code
Rules apply to circuits supplying power to heating equipment that uses solid, liquid or gaseousfuels? (#15-87))
Correct Choice
rules 16-802 to 16-808
rules 10-200 to 10-202
rules 26-602 to 26-610
X rules 26-802 to 26-808
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
88. Can propane be transferred from one container to another? (#15-88) (Can propane be
transferred from one container to another? (#15-88))
Correct Choice
yes, if the transfer is conducted at a licensed facility with certified equipment
X yes, if the transfer is conducted by a trained person holding a certificate recognized by theauthority having jurisdiction
yes, if the transfer is conducted in a pit to contain any leakage
no
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
89. What is the purpose of flue gas analysis? (#15-89) (What is the purpose of flue gas analysis?
(#15-89))
Correct Choice
to check the temperature of operation
to check for the composition of the gasses being exhausted
X to check for the safety and efficiency of operation
to confirm emission regulation compliance
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
90. Why must an ohmmeter never be connected into a live circuit? (#15-90) (Why must an
ohmmeter never be connected into a live circuit? (#15-90))
Correct Choice
You will receive a false reading
the resulting current could damage the meter
the resulting current could cause the battery to explode
X both B and C
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
91. What is the minimum clearance between the front of a swimming pool heater and acombustible material? (#15-91) (What is the minimum clearance between the front of a swimming
poolp heater and a combustible material? (#15-91))
Correct Choice
18 inches
24 inches36 inches
X 48 inches
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
92. Who can service gas equipment, if under the direct supervision of a certificate holder? (#15-
92) (Who can service gas equipment, if under the direct supervision of a certificate holder? (#15-
92))
Correct Choice
X another certificate holder
anyone
any person who has read the appliance manual
both A and C
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
93. When is an object considered to be electrically neutral? (#15-93)
Correct Choice
when it has the same number of electrons and neutrons
when it has the same number of neutrons and protons
X when it has the same number of electrons and protons
when it has the same number of neutrons, protons and electrons
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
94. Where can the regulations covering general construction be found? (#15-94)
Correct Choice
X this will vary from province to province
general construction requirements are not contained in the regulation
general construction requirements are contained in Part One
none of the above
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Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
95. Assuming there is no emergency, who may remove a lock used to lock-out equipment? (#15-95)
(Assuming there is no emergency, who may remove a lock used to lock-out equipment? (#15-95))
Correct Choice
anyone with a key
anyone with permission from the owner
X the person who installed the lock
no one
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Response, 1 attempt(s) permitted.
96. Which of the following electrical sources could cause a fire in the workplace? (#15-96) (Which
of the following electrical sources could cause a fire in the workplace? (#15-96))
Correct Choice
light bulbs in contact with fine dust or oily surfaces
broken electrical wiring
unshielded switches in dusty areas
X all of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
97. Which gas can be used to purge air out of systems with pipe 4 inch and larger? (#15-97)(Which gas can be used to purge air out of systems with pipe 4 inch and larger? (#15-97))
Correct Choice
X nitrogen
line gas
carbon dioxide
both A and C
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
98. What best identifies the way in which graphs and charts are intended to be used? (#15-98)(What best identifies the way in which graphs and charts are intended to be used? (#15-98))
Correct Choice
for graphical presentation of information
for graphical analysis
for computing or determining values
X all of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
99. Which element is required to form an electrical circuit? (#15-99) (Which element is required
to form an electrical circuit? (#15-99))
Correct Choicean energy source
a conductor
a load
X all of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Response, 1 attempt(s) permitted.
100. who must provide workers with equipment and training that are required by law? (#15-100)(who must provide workers with equipment and training that are required by law? (#15-100))
Correct Choice
the local CSA representative
the worker
the authority having jurisdiction
X the employer
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
101. What will displaying arrogant body language demonstrate to the customer? (#15-101) (Whatwill displaying arrogant body language demonstrate to the customer? (#15-101))
Correct Choice
you fully understand the problem and are competent to correct it
X that you are far too skilled for such a low level task
they are fortunate to have someone with your advanced skills looking after their problems
none of the above
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Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
102. Where may natural gas compressors be installed? (#15-102) (Where may natural gas
compressors be installed? (#15-102))
Correct Choice
in the residential occupancies as defined by the national building code
in industrial occupancies as defined by the national building code
where approved by the authority having jurisdiction
X both B and C
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
103. Which code contains the requirements governing electrical circuits for gas-fired equipment?
(#15-103)
Correct Choice
the gas code
the building code
X the electrical code
the fire code
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
104. What is the ignition temperature of natural gas measured in degrees Fahrenheit? (#15-104)(What is the ignition temperature of natural gas measured in degrees Fahrenheit? (#15-104))
Correct Choice
920
1240
X 1300
1600
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
105. Which of the following is an inert gas? (#15-105) (Which of the following is an inert gas?(#15-105))
Correct Choice
X nitrogen
hydrogen
methane
air
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
106. What is the boiling point of natural gas? (#15-106) (What is the boiling point of natural gas?
(#15-106))
Correct ChoiceA) -2158°c
B) 25°f
X C) -260°f
D) 285°f
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
107. Can a G3 certificate holder, under direct supervision, install gas piping to a 450 cfh boiler?(#15-107)
Correct Choice
X Yes
No
Only on installed outdoor
Only installed indoor
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
108. What is the millivolt open test output of a thermocouple? (#15-108) (What is the millivoltopen test output of a thermocouple? (#15-107))
Correct Choice
10 to 15
20 to 25
25 to 35
X 20 to 30
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Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
109. What are transformers which produce a secondary voltage which is lower than the primary
called? (#15-109) (What are transformers which produce a secondary voltage which is lower thanthe primary called? (#15-108))
Correct Choice
X Step down transformers
Step up transformers
Auto transformers
Neutral transformers
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
110. What type of flashlight is needed by code to search for a gas leak? (#15-110) (What type of
flashlight is needed by code to search for a gas leak? (#15-109))
Correct Choice
X Class 1
Class 2
Class 3
All above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
111. For a central furnace what would be the minimum clearance from combustible on the sides?
(#15-111) (For a central furnace what would be the minimum clearance from combustible on the
sides? (#15-110))
Correct Choice
12"
24"6"
X 1"
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
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112. The primary use of a gas meter is? (#15-112) (The primary use of a gas meter is? (#15-112))
Correct Choice
Clock input
Leak test
X Consumption of gas
Dial accuracy
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
113. Can a compression fitting be used on copper tubing? (#15-113) (Can a compression fitting beused on copper tubing? (#15-113))
Correct Choice
Yes
X NoYes only if tubing is 1/2” or less
Yes only if a shut off valve is install
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
114. A vent passing though a roof line with a zero pitch should extend by? (#15-114)
Correct ChoiceX 2ft
3ft
4ft
6ft
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
115. If you read infinity on an analog meter what would this mean? (#15-115) (If you read
infinity on an analog meter what would this mean? (#15-115))
Correct Choice
Low voltage
High amps
X Broken wire
High limit open
Feedback when correct: Correct
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Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
116. Under OSHA what is the permissible exposure to CO level for 8 hours? (#15-116) (Under
OSHA what is the permissible exposure to CO level for 8 hours? (#15-116))
Correct Choice0 ppm of CO
10 ppm of CO
25 ppm of CO
X 35 ppm of CO
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
117. What would be the square footage of 20' long x 15' wide x 8' high of a building envelope?(#15-117) (What would be the square footage of 20' long x 15' wide x 8' high of a building
envelope? (#15-117))
Correct Choice
43 sq ft
100 sq ft
2400 sq ft
X 300 sq ft
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
118. Mercaptan is usually added to natural gas were? (#15-118) (Mercaptan is usually added to
natural gas were? (#15-118))
Correct Choice
Gas well
X Compressor station
City gate
Pipeline distribution gates
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
119. Who is responsible for the proper installation of the gas piping to the appliance? (#15-119)(Who is responsible for the proper installation of the gas piping to the appliance? (#15-119))
Correct Choice
Gas distributor
TSSA
The B149. -05 code book
X The installer
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
120. Spillage of flue gases at the appliance draft diverter would indicate that? (#15-120) (Spillage
of flue gases at the appliance draft diverter would indicate that? (#15-120))
Correct ChoiceAn updraft condition is present
There is excessive draft in the venting
X The venting system of the appliance is restricted or block
Low gas pressure to the appliance pilot valve
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
121. If the heat anticipator of a thermostat is set to low what probable condition would exist whenthe heating unit is operating? (#15-121) (If the heat anticipator of a thermostat is set to low what
probable condition would exist when the heating unit is operating? (#15-121))
Correct Choice
Short out gas valve
X Short out heat anticipator
Short cycle main burner
None of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
122. How far should be the base of a ladder is from the building if the ladder is 36 feet high?(#15-122) (How far should be the base of a ladder is from the building if the ladder is 36 feet high?
(#15-122))
Correct Choice
10 ft
10.5 ft12.5 ft
X 12 ft
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
123. A ladder must extend above roof landing by? (#15-123) (A ladder must extend above roof
landing by? (#15-123))
Correct Choice
30"
X 36"
38"
24"
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
124. What is the expansion rate of propane? (#15-124) (What is the expansion rate of propane?
(#15-124))
Correct Choice
600 to 1
X 270 to 1
10 to 1
1 to 600
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
125. Who issues gas technician certificates in Ontario? (#15-125) (Who issues gas techniciancertificates in Ontario? (#15-125))
Correct Choice
Ontario Code Regulation Permits
T.S.A. Certification Gas Codes
C.S.A. Regulation and Certification
X Technical Standard Safety Authority
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
126. What is the flammability range of Butane? (#15-126)
Correct Choice
X 1.9% to 8.5%2.5% to 5.5%
12% to 74%
23.5% to 10%
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
127. What are the products of complete combustion? (#15-127) (What are the products of
complete combustion? (#15-127))
Correct Choice
carbon dioxide, nitrogen, soot, heat
heat, water, hydrogen, oxygen
water, carbon dioxide, oxygen, dioxide
X carbon dioxide, water, nitrogen
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
128. (#15-128) What is needed to start combustion? ((#15-128) What is needed to startcombustion?)
Correct Choice
fuel, carbon dioxide, air
X heat, oxygen, fuel
fuel, air, hydrogen
Ignition, propane, nitrogen
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Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
129. What is the air needed to operate a gas appliance safely? (#15-129) (What is the air needed
to operate a gas appliance safely? (#15-129))
Correct Choice
Primary air, mixing air, free air
X Combustion air, excess air, dilution air
Secondary air, primary air, natural air
Venting air, oxygen, excess air
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
130. What is the relative density of propane gas? (#15-130) (What is the relative density of
propane gas? (#15-130))
Correct Choice
152
0.6
X 1.52
0.06
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
131. What is air comprised of? (#15-131) (What is air comprised of? (#15-131))
Correct Choice
20% nitrogen 8% oxygen
X 80% nitrogen 20% oxygen
80% oxygen 20% nitrogen
80% hydrocarbon 20% excess air
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
132. What are the products of incomplete combustion? (#15-132) (What are the products ofincomplete combustion? (#15-132))
Correct Choice
Carbon dioxide, water, soot, heat
X Carbon monoxide,water, hydrogen, nitrogen
Soot, aldehydes, carbon monoxide, heat
aldehydes, carbon monoxide, soot
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
133. What type of air is premixed with gas prior to ignition? (#15-133)
Correct Choice
Excess airX Primary air
Combustion air
Dilution air
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
134. What type of air surrounds the flame for combustion? (#15-134) (What type of air
surrounds the flame for combustion? (#15-134))
Correct Choice
Venting air
Post secondary air
X Secondary air
Outside air
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
135. Dilution air is: (#15-135) (Dilution air is: (#15-135))
Correct Choice
X Air to cool hot flue gases
Air to needed for excess air
Air to start combustion
Air to ensure flame
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Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
136. How many symbols or classes of fire extinguishers exist? (#15-136) (How many symbols or
classes of fire extinguishers exist? (#15-136))
Correct Choice
two
three
ABC
X four
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
137. How many parts are each province's occupational health and safety act divided into? (#15-137) (How many parts are each province's occupational health and safety act divided into? (#15-
137))
Correct Choice
X This decision is up to the individual province to decide
6
12
4
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
138. What is the minimum clearance between the front, back and sides of a commercial clothesdryer and a combustible material? (#15-138) (What is the minimum clearance between the front,
back and sides of a commercial clothes dryer and a combustible material? (#15-138))
Correct Choice
36”
24”
X 18”12”
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
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139. When a customer is upset they typically want: (#15-139) (When a customer is upset they
typically want: (#15-138))
Correct Choice
to be listened to
to be treated with respect
to have their problem taken seriously
X all of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
140. What type of room heater is permitted to be installed in the bathroom? (#15-140) (What type
of room heater is permitted to be installed in the bathroom? (#15-140))
Correct Choice
indirect ventB vent
X direct vent type
none of the above
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
141. What is the best example of an appliance that should never be unplugged in order to obtain
electrical power? (#15-141) (What is the best example of an appliance that should never beunplugged in order to obtain electrical power? (#15-141))
Correct Choice
blow dryer and curling irons
television and stereo equipment
microwave
X refrigerators or freezers
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
142. What is the maximum filling density of propane containers? (#15-142) (What is the
maximum filling density of propane containers? (#15-141))
Correct Choice
95%
X 80%
75%
.80%
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Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
143. At 100 volts, what would be the amperage in a parallel circuit with a 10 ohm and a 12 ohm
resistance? (#15-143) (At 100 volts, what would be the amperage in a parallel circuit with a 10ohm and a 12 ohm resistance? (#15-143))
Correct Choice
22.30
20.50
X 16.6
18.46
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
144. If the parallel circuit had 23 amps with the same resistance, what will be the voltage? (#15-
144) (If the parallel circuit had 23 amps with the same resistance, what will be the voltage? (#15-144))
Correct Choice
110.00 volts
115.25 volts
122.60 volts
X 125.35 volts
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
145. What is the weight of one gallon of propane? (#15-145) (What is the weight of one gallon of
propane? (#15-145))
Correct Choice
1.42
X 4.241.51
15.14
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
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146. What is the air to gas ratio for propane? (#15-146) (What is the air to gas ratio for propane?
(#15-146))
Correct Choice
X 10 to 1
0.5 to 1
1 to 25
21 to 1
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
147. What is the relief pressure of a propane tank? (#15-147) (What is the relief pressure of a
propane tank? (#15-147))
Correct Choice
250 Psig275 Psig
350 Psig
X 375 Psig
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
148. What is the relief pressure set at on propane cylinder? (#15-148) (What is the relief pressure
set at on propane cylinder? (#15-148))
Correct Choice
365 psig
X 275 psig
370 psig
375 psig
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
149. If you had 60 watts light bulb at 120 volts what would be the amperage? (#15-149) (If you
had 60 watts light bulb at 120 volts what would be the amperage? (#15-149))
Correct Choice
.10
X 0.5
0.05
0.10
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Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
150. What is the chemical composition of natural gas? (#15-150) (What is the chemical
composition of natural gas? (#15-150))
Correct Choice
CCH4
C4H
CH3
X CH4
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
151. When it has been determined that the voltage to a unit is approximately 115 Volts, which
range should an analog volt meter be set at? (#15-151) (When it has been determined that the
voltage to a unit is approximately 115 Volts, which range should an analog volt meter be set at?(#15-151))
Correct Choice
0-30v
X 0-250v
0-600v
0-1000v
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
152. On a 120 volt receptacle, the neutral connection terminals are: (#15-152) (On a 120 volt
receptacle, the neutral connection terminals are: (#15-152))
Correct Choice
Black
GoldX Silver
Green
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
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153. What is the most common fire extinguishers used in the work place? (#15-153) (What is the
most common fire extinguishers used in the work place? (#15-153))
Correct Choice
ABD
BCD
CBA
X ABC
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
154. One horsepower equals_______ watts. (#15-154)
Correct Choice
340
X 750850
1000
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
155. Which meter is used to check for continuity? (#15-155) (Which meter is used to check for
continuity? (#15-155))
Correct Choice
Amp meter
X Ohm meter
Volt meter
Potentiometer
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
156. A solenoid valve is activated by a/an: (#15-156) (A solenoid valve is activated by a/an: (#15-156))
Correct Choice
X Electro-magnetic current
D.C. rectifier
Transformer
Transducer
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Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
157. Underground piping shall be tested for leaks: (#15-157) (Underground piping shall be tested
for leaks: (#15-157))
Correct Choice
X Hydrostatically
After being covered
With air pressure and a soap solution
With air pressure and a fluorescent dye
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
158. (#15-158) On a 120 volt receptacle, the line connection terminals are:
Correct Choice
Black
X Gold
Silver
Green
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
159. Which of the following best describes a device used to prevent an unsafe? Condition of
temperature, pressure, or liquid level? (#15-159) (Which of the following best describes a device
used to prevent an unsafe? Condition of temperature, pressure, or liquid level? (#15-159))
Correct Choice
Roll out switch
X Safety control
Fan control
Different switch
Feedback when correct: Correct
Feedback when incorrect: Incorrect
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Multiple Choice, 1 attempt(s) permitted.
160. Transformers which produce a secondary voltage which is higher than the Primary are saidto be: (#15-160) (Transformers which produce a secondary voltage which is higher than the
Primary are said to be: (#15-160))
Correct Choice
Step down transformers
X Step up transformersAuto transformer
Neutral transformers
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
161. (#15-161) One watt equals ______ Btuh. ((#15-161) One watt equals ______ Btuh.)
Correct Choice0.34
X 3.41
3,416
34,120
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
162. Which of the following is the best location for residential central heating thermostat? (#15-162) (Which of the following is the best location for residential central heating thermostat? (#15-
162))
Correct Choice
In the duct near the furnace room
In the basement near the furnace
X In the living room or hallway
In the front entrance
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
163. What is current? (#15-163) (What is current? (#15-163))
Correct Choice
X A measure of the quantity of electron flow.
A measure of the amount of electrical pressure.
A measure of how much a circuit will limit current flow.
A measure of the amount of power used by a circuit.
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Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
164. A watt is a unit of measure of: (#15-164) (A watt is a unit of measure of: (#15-164))
Correct Choice
The quantity of electrons flowing
The amount of electrical pressure
How much a circuit will limit current flow
X The amount of power used by a circuit
Feedback when correct: Correct
Feedback when incorrect: Incorrect
Multiple Choice, 1 attempt(s) permitted.
165. If resistance is constant in a resistive circuit when current increases what happens? (#15-
165) (If resistance is constant in a resistive circuit when current increases what happens? (#15-
165))
Correct Choice
Power decrease
X Voltage increase
Resistance decrease
Amperage stay consistence
Feedback when correct: Correct
Feedback when incorrect: Incorrect