Unit 1

(Winter – 2013)

Q. a) Draw the block diagram of a mechatronics system. Explain the function of each element. 7

b) Photo copy machine is an example of mechatronics system.

Explain. 6

OR

Q. a) Define mechatronics. How does it integrate with mechanical and electronics engineering?

Explain with suitable example. 7

b) Explain with a neat sketch working of any one position sensor. 6

(Summer – 2014)

Q. a) Xerox machine and washing machine is an example of mechatronics system. Comment and

explain in detail. 7

b) Explain the working of digital optical encoder with neat sketch. 6

OR

Q. a) Draw the block diagram of mechatronics system and explain the function of each element. 7

b) What are different types of actuators? Explain with neat sketch a hydraulic C actuator. 6

(Winter – 2014)

Q. a) Photo-copy machine is an example of Mechatronics System. Comment and explain in detail. 7

b) What are the different types of actuators? Explain with neat sketch a hydraulic actuator. 6

OR

Q. a) With suitable example explain how a typical mechatronics system can help in multidisciplinary

product design. Explain the elements of the mechatronics system. 7

b) Explain the working principle of stepper motor in detail with a neat sketch. 6

(Summer – 2015)

Q. a) Draw the block diagram of mechatronics system and explain the function of each element. 7

b) Explain the working of digital optical encoder with neat sketch. 6

OR

Q. a) Define mechatronics. How it integrates mechanical and electronics engineering? Explain with

suitable example. 7

b) Name the different types of proximity sensors Explain any two proximity sensors with neat

diagram. 6

Unit-II (Mechatronics)

(Winter – 2013)

Q. a) Explain the sampling theorem in analog to digital conversion process. 7

b) Explain the function and working of multiplexer with sketch. 6

OR

Q. a) Explain the quantizing theory in analog to digital conversion. 7

b) Explain the sample and hold circuit which is used in analog to digital conversion. 6

(Summer – 2014)

Q. a) Explain the sample and hold circuit which is used in analog to digital conversion. 7

b) Explain the quantizing theory in analog to digital conversion. 6

OR

Q. a) Explain the Sampling theory in analog to digital conversion process. 7

b) Explain the function and working of multiplexer with sketch. 6

(Winter – 2014)

Q. a) Explain the importance of sample and hold circuit used in analog to digital conversion process

in detail. 7

b) What is the function of multiplexer? Explain how multiplexer works with neat sketch. 6

OR

Q. a) What is the quantizing theory in analog to digital conversion process? Explain in detail. 7

b) Explain the sampling theorem in analog to digital conversion process in detail. 6

(Summer – 2015)

Q. a) Explain the sampling theory in analog to digital conversion process. 7

b) Explain the quantizing theory in analog to digital conversion. 6

OR

Q. a) Explain the sample and hold circuit which used in analog to digital conversion. 7

b) Explain the function and working of multiplexer with sketch. 6

Unit-Ill (Mechatronics)

(Winter – 2013)

Q. a) What is programmable logic controller. Explain its function in detail. 7

b) Explain the applications of flip-flops. 7

OR

Q. a) What is the function of micro-controller in mechatronics system? Explain the function with

some suitable example of mechatronics system. 7

b) What is sequential logic devices? Explain the functions. 7

(Summer – 2014)

Q. a) What is micro-controller? Explain the function with some suitable example of mechatronics

system. 7 What is flip-flops? Explain the applications in detail. 7

OR

Q. a) What is programmable logic controller? Explain its function in detail. 7

b) Where the sequential logic devices are used? Explain its function in detail. 7

(Winter – 2014)

Q. a) Draw the block diagram and show the components of a typical full-featured Micro-controller.

Explain the functions with some suitable examples. 7

b) What is meant by flip-flops? Explain the different types of flip-flops and their applications in

detail. 7

OR

Q. a) Explain working principle of programmable logic controller. Also explain the application and

function in detail. 7

b) What are sequential logic devices? Write the applications and functions in detail. 7

(Summer – 2015)

Q. a) What are sequential logic devices? What the applications and functions in detail. 7

b) What is flip-flops? Name the different types of flip-flops. Explain the applications of flip-flops in

detail. 7

OR

Q. a) Draw the block-diagram of microcontroller. Explain the functions with some suitable examples.

7

b) What is programmable logic controller? Explain the application and function in detail. 7

Unit-IV (Mechatronics)

(Winter – 2013)

Q. a) What is the function of flow control valve? Draw and explain any one flow control valve hi

detail. 7

b) How the fluid power control valves are classified? Draw the symbols of each valve. 6

OR

Q. a) What is the function of direction control valve? Explain the working and function of direction

control valve with neat sketch and symbol. 7

b) Explain the construction, working and function of directly operated pressure relief valve with heat

sketch. 6

(Summer – 2014)

Q. a) Explain the working of sequence value with neat sketch. 7

b) Explain the following with symbols.

i) 2/2 direction control valve

ii) 3/2 direction control valve

iii) 4/2 direction control valve

iv) 5/2 direction control valve.6

OR

Q. a) Explain the construction, working and function of directly operated pressure relief valve with

neat sketch. 7

b) Explain the function of direction control valve with neat sketch.6

(Winter – 2014)

Q. a) Explain the construction, working and function of pressure reducing value with neat sketch. 7

b) Explain the working and application of sequence valve in detail. 6

OR

Q. a) How the fluid power control valves are classified? Explain the "working of directional control

valve with neat sketch. 7

b) Explain the working and function of flow control valve with symbol. 6

(Summer – 2015)

Q. a) Explain the construction, working and function of directional control value in detail. . 7

b) Explain the working and function of flow control value with symbol. 6

OR

Q. a). Explain the construction, working and function of directly operated pressure relief valve with

neat sketch. 7

b) Explain the following with symbols:

i) 2/2 direction control value

oi) 3/2 direction control value

iii) 4/2 direction control value

iv) 5/2 direction control value. 6

Unit-V (Mechatronics)

(Winter – 2013)

Q. a) Design, draw and explain a pneumatic circuit to move a workpiece at a constant speed. 7

b) Draw the filter, regulator and lubricator circuit with symbols. Explain in brief. 6

OR

Q. a) Explain with neat sketch the pneumatic circuit for two pressure (low and high) operation of

power chuck for finishing and roughing operation. 7

b) Draw the structure of pneumatic system and explain the function of each element 6

(Summer – 2014)

Q. a) Design, draw and explain a pneumatic circuit to move a workpiece 'around a corner' 7

b) Design, draw and explain a pneumatic circuit to move a work piece at a constant speed. 6

OR

Q. a) Draw the structure of pneumatic system and explain the function of each element: 7

b) Design, draw and explain a pneumatic circuit controlling the rate of speed of piston. 6

(Winter – 2014)

Q. a) Design, draw and explain a pneumatic circuit to move a workpiece 'around a corner'. 7

b) Design, draw and explain a pneumatic circuit controlling the rate of speed of piston. 6

OR

Q. a) Design, draw and explain a pneumatic circuit for the synchronization of pistons. 7

b) Draw the structure of pneumatic system and explain the function of each element. 6

(Summer – 2015)

Q. a) Design, draw and explain a pneumatic circuit for power chuking operation. 7

b) Draw the structure of pneumatic system and explain the function of each element. " 6

OR

Q. a) Design, draw and explain a pneumatic circuit for the synchronization of pistons. 7

b) Design, draw and explain a pneumatic circuit to move a work piece at a constant speed. 6

Unit-VI (Mechatronics)

(Winter – 2013)

Q. a) Design, draw and explain a complete hydraulic circuit using regeneration principle and explain

it. (Regeneration circuit) 7

b) Explain the structure of hydraulic system with neat sketch. Also explain the function of each

element. 7

OR

Q. a) What is sequencing? Draw and explain a hydraulic circuit that uses two sequence valves to

perform a sequence. 7

b) What is advantages and disadvantages of hydraulic system? Explain. 7

(Summer – 2014)

Q. a) What is sequencing? Draw and explain a hydraulic circuit that uses two sequence valves to

perform a sequence operation. 6

b) Draw the structure of hydraulic system and explain the function of each element. 7

OR

Q. a) Draw and explain a hydraulic circuit to regenerate a portion of the oil to help speed up the

operation of the cylinder. 7

b) Explain the advantages and disadvantages of hydraulic system in detail. 7

(Winter – 2014)

Q. a) Draw and explain a hydraulic circuit that uses two sequence valves to perform a sequence

operation. 7

b) Explain the advantages and disadvantages of hydraulic system in detail. 7

OR

Q. a) Draw and explain a hydraulic circuit to regenerate a portion of the oil to help speed up the

operation of the cylinder. 7

b) Draw and explain a hydraulic circuit to control tool movement on lathes, grinders etc. 7

(Summer – 2015)

Q. a) Draw and explain a hydraulic circuit to regenerate a portion of the oil to help speed up the

operation of the cylinder. 7

b) Draw the structure of hydraulic system and explain the function of each element. 7

OR

Q. a) Draw and explain a hydraulic circuit to control tool movement on lathes, grinders etc. 7

b) What is sequencing? Draw and explain a hydraulic circuit that uses two sequence valves to perform

a sequence operation. 7