aieee physics guess paper-1 2009

8/13/2019 AIEEE Physics Guess Paper-1 2009

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Guess paper 2009

AIEEE

Physics

1. Which of the following is paramagnetic?

a) Antimony b) Silver c) Marble d) Alnico

2. A body starting from rest and is moving with a uniform acceleration of 1m!s2. "ts velocity after onesecond is

a) b) 1 m!s c) 2 m!s d) 1 m!s

#. A person is sitting in a traveling train and facing engine. $e tosses up a coin and coin falls behind him."t can be concluded that train is

a) moving forward and gaining speed b) moving forward and losingspeed c) moving forward with uniform speed d) moving bac%wardwith uniform speed

&. An open %nife edge of mass M is dropped from a height h on a wooden floor. "f the blade penetratesdistance s into the wood' the average resistance offered by the wood to the blade is

a) Mg b) Mg(1hs) c) Mg(1*hs) d)Mg(1hs)2

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www.amaderforum.com+. 2 e,ual masses m1andm2moving along same straight line with velocities #m!sand*+m!srespectivelycollide elastically. -heir velocities after collision will be respectively

a) & m!s for both b) #m!s and +m!s c) &m!s

and &m!s d) +m!s and #m!s

/. "n young0s double slit eperiment with monochromatic light of wave length /nm' the distancebetween slits is 1*#m. or changing fringe width by #31*+m

a) the screen is moved away from the slits by +cm b) the screen ismoved by +cm towards the slits c) the screen is moved by #cm towards theslits d) both (a) and (b) are correct

4. -he focal length of a conve lens is minimum for

a) red b) violet c) blue d) green

5. 6hoose the waves relevant to telecommunications.

a) ultra violet b) visible c) infra red d)micro waves

7. A transformer is a device which converts

a) low voltage low current into high voltage high current b) highvoltage low current into low voltage high current c) high voltage high current intolow voltage low current d) electric power into mechanical power

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1. What is the self inductance of a coil in which an induced emf of 28 is set up when the current ischarged at the rate of &AS*1

a) .+m$ b) .+$ c) 2$ d) .+$

11. -he range of a pro9ectile' thrown with an initial speed u at an angle of pro9ection 1+is :. What will bethe ratio of their initial speed 2u at an angle #

a) 2: b) 2#: c) &: d) :

12. -wo dissimilar poles of strength mWb and 2mWb are separated by a distance 12cm. "f the null pointis at a distance of &cm from 2mwb' then the value of is

a) + b) / c) 4 d) 5

1#. -he capacity of storage cell is 2.+Ah. What is the maimum current that it can supply for half an hour?

a) .+A b) 1A c) 2.+ A d) + A

1&. A stright conductor carries a current of +A. An electron travelling with a speed of +31/m!s parallel tothe wire at a distance of .1m from the conductor ' eperiences a force of

a) 81020N b) 3.21019N c) 81018N d)1.61019N

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www.amaderforum.com1+. -o send 1; of the main current through a moving coil galvanometer of resistance 77 ohms the shuntre,uired is

a) 7 ohms b) 77 ohms c) 11 ohms d)77 ohms

1/. A line having a total resistance of .2 ohm delivers 1%W at 228 to a small factory. -he efficiency oftransmission is

a) .7/ b) 1 c) .7 d) .22

14. "n a factory 1 bulbs are connected in parallel. -he rating of each bulb is 22 volts & watts. -hecurrent in the main wires is

a) 2!11A b) 2!11A c) 1!11A d) 11!2A

15. A parallel plate capacitor has circular plates of radius 5 cm and plate seperation 1 mm. -hecapacitance of the capacitor will be

a) 145p b) #+/p c) 57p d) 1p

17. -he electrics potential 080 as a function of distance is given by 8


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a) =ero b) 2 c) infinity d) 1

21. "n an a.c' the rms value of current " rms is related to pea% value " by the relation

a) I rms = 2I0 b) I rms = I0 c) I rms = I0 d)I rms = I02

22. The bidi! eer!" #er uc$eo for deu%ro ad a &' #ar%ic$e are (1ad (2 re#ec%ie$".

The eer!" * re$eased i %he reaction $12$12>$e2& is

a) 2+(1(2) b) 2+(1,(2) c) -+(1,(2) d)-+(1(2)

2#. 17. A battery of e.m.f @ and internal resistance r is connected to an eternal resistancce r. -heterminal p.d of the battery

a) 2 b) c) /2 d) /3

2&. Which of the following graphs represents the variation of momentum of a particle and associated deroglie wave length

a) phdn22a b) phdn22b c) phdn22c d)phdn22d

2+. A car fitted with a long vertical antenna moves along a hori=ontal road. -he induced emf across theantenna is maimum when it moves along

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a) eastwest direction b) northsouth direction c) anydirection d) none of the above

2/. -he length of a seconds pendulum on the surface of the earth is 1m. -he length of the secondspendulum on the surface on the moon where g is 1!/th the value of g on the surface on the earth is

a) (1!/) m b) 1!#/ m c) #/ m d) /m

24. -he symbolic arrangement given in the figure performs logic function ofphssd15

a) ABC gate b) D: gate c) ED: gate d)BABC gate

25. "f light is completely polarised by reflection at a plane refracting surface then the angle between

reflected and refracted light is

a) b) 2 c) - d) 6

27. A force of 1 B acts on a body for + seconds and the body ac,uires a velocity #ms*1. -he mass ofthe body is

a) 1 %g b) #.## %g c) /.// %g d) 1/.// %g

#. A silver ornament is suspected to be hollow. "ts weight is 21g in air and 155g in water. "f the relativedensity of silver is 1.+' the volume of the cavity is



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a) 2cm# b) 2cm# c) 22cm# d) 1.+cm#

#1. -he radius of a soap bubble increases from r1 to r2. -he wor% done is (surface tension S)

a) 2-+r22*r12)S b) -+r22*r12)S c)23+r23*r13) d) -3+3r23*r1#)S

#2. When the distance between two charged particles is halved the force between them becomes

a) onefourth b) one half c) double d) fourtimes

##. -he capacity of a parallel plate capacitor is c. "ts capacity when the seperation between the plates ishalved will be

a) &6 b) 26 c) 6!2 d) 6!&

3-. Three ca#aci%ors of ca#aci%ies 3 9 ad 18 are coec%ed firs% i series ad %hei #ara$$e$. The ra%io of the e,uivalent capacities in the two cases

a) 1 F 1+ b) 1+ F 1 c) 1 F 1 d) 1 F #

#+. A ++%$= carrier is amplitude modulated with 1%$= audio sine wave. -he side band fre,uencies are(in %$=)'

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a) 100 b) 0.9 c) 9.9 d) 11

6hemistry

&1. -he components of Bylon// are

a) :e(ame%h"$ee diamie ad adi#ic acid b) :e(ame%h"$eediamie ad sebaic acid c) :e(ame%h"$ee o$" d) Noe of %hese

&2. Hlacial acetic acid is

a) #ure ace%ic acid a% 1000; b)


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www.amaderforum.coma) en=oic acid b) utanoic acid c) en=yl alcohol d)

en=aldehyde

&/. -he addition of $6B to a carbonyl compound is an eample of

a) nucleophilic substitution b) electrophilic addition c)nucleophilic addition d) electrophilic substitution

&4. Acid rain is due to increase in atmospheric concentration of

a) o=one and dust b) 6D2and6D c) SD#and6D d)SD2andBD2

&5. Molish0s test is answered by

a) all carbohydrates b) sucrose c) fructose d)

glucose

&7. Which of the following is not employed for refining of metal

a) #o$i! b) $eachi! c) e$ec%ro$"sis d)$iua%io

+. Herman silver does not contain

a) 6u b) Jn c) Bi d) Mn



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+1. Which of the following is a tetrabasic acid?

a) >r%ho#hos#horic acid b) :"#o#hos#horous acid c)?e%a#hos#horic acid d) @"ro#hos#horic acid

+2. Which is the wea%est reducing agent?

a) Ki b) Ba c) I d) :b

+#. Kyophillic colloids are stable due to

a) char!e o %he #ar%ic$e b) $ar!e sie of %he #ar%ic$e c)sma$$ sie of %he #ar%ic$e d) due %o e(%esie so$a%io

+&. "f amount radioactive substance is increased # times' the number of disintegrating atoms per unit timewill be

a) doubled b) tripled c) one third d)unchanged

++. Which one of the following has highest boiling point

a) .1 M glucose b) .1 M a6l2 c) .1 M Ba6l d).1 M urea

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/1. 6ovalent compounds are soluble in

a) @o$ar so$e%s b) No'#o$ar so$e%s c) ;oce%ra%edacids d) 2

/#. Which of the following has the smallest number of molecules?

a) 0.1 mo$e of ;>2 b) 11.2E of ;>2a% NT@ c) 22! of;>2 d) 22.-103m$ of ;>2

/&. "n public urinals' we observe some nascent smell. -his smell is due to

a) h"dro$"sis of urea of urie b" urease of a%mos#here i%o N:3ad ;>2 b)forma%io of su$#hamic acid b" urea of urie c) reac%io of

;>2 of a%mos#here wi%h urea mooi%ra%e i urie d) h"dro!e #rese% iair reac%s wi%h i%ro!e formi! N:3

/+. Action of $BD2 on ethylamine gives

a) @thane b) 62$+D$ c) ammonia d)Bitromethane

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www.amaderforum.com//. Arsenic sulphide sol is sub9ected to electric field. -he migration of colloidal particlescan be termed as

a) e$ec%ro#horesis b) e$ec%ro osmosis c)aa#horesis d) ca%a#horesis

/4. Dne of the oidants used with li,uid propellants is

a) pencillinammonium perchlorate b) nitrocellulose c)sulphuric acid d) dinitrogen tetroide (B2D&)

/5. -he number of isomers ehibited by L6r(B$#)#6l# is

a) 2 b) # c) & d) +

/7. Notassium manganate (I2MnD&) is formed when

a) ch$orie is #assed i%o aueous D?>- so$u%io b) ma!aesedioside is fused wi%h #o%assium h"dro(ide i air c) forma$deh"de reac%s wi%h#o%assium #erma!aa%e i #resece of a s%ro! a$Fa$i d) #o%assium#erma!aa%e reac%s wi%h coce%ra%ed su$#huric acid

4. nNropyl alcohol and isopropyl alcohols are eamples of

a) position isomerism b) chain isomerism c)tautomerism d) geometrical isomerism

41. 6rystals can be classifieds into ........ basic crystal habits



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a) 4 b) & c) 1& d) #

42. 6algon used as water softener is

a) Ba2LBa&(ND#)/ b) Ba&LBa2(ND#)/ c)Ba2LBa&(ND&)+ d) Ba&LBa2(ND&)/

4#. Among the following al%enesO 1*utene"O cis*2*utene""O trans*2*utene""" the decreasing order of

stabilityy is

a) """ P "" P " b) """ P " P "" c) " P "" P """ d)"" P " P """

4&. "n the forth floatation process for the purification of ores' the ore particles float because

a) they are light b) their surface is hydrophobic i.e' not easily wetted bywater c) they bear electrostatic charge d) they are insoluble

4+. Which of the following elements belongs to &nseries?

a) Nb2/ b) i27 c) Nb25 d) Nb24

4/. Dn electrolysing a solution of dilute $2SD& between platinum electrodes' the gas evolved at theanode is

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www.amaderforum.coma) SD2 b) SD# c) D2 d) $2

44. 8alue of universal gas constant 0:0 depends upon

a) temperature of the gas b) volume of gas c) number ofmoles of gas d) none of these

45. or a =ero order reaction A>N't12 is (% is rate constant)

a) LA2% b) "n2% c) 1%LA d) "n2LA%

47. According to third law of thermodynamic' the entropy at I is =ero for

a) elements in their stable form b) perfectly crystalline solids c)substance at 1 atm and 2+o6 d) B2D

5. When iron is added to 6uSD& solution' copper is precipitated. "t is due to

a) oidation of 6u2 b) :eduction of 6u2 c)$ydrolysis of 6uSD& d) "oni=ation of 6uSD&

Mathematics

51. "f # + 4 .n terms < 4' the value of n is

+ 5 11 1 terms

a) #+ b) #/ c) #4 d) &



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52. What is the derivative of Sectansec*tan

a) 2 Sec ( sec tan ) b) 2Sec2 ( sec tan )2 c) 2 sec (sectan)2 d) Sec (sectan)2

5#. "n pascal0s triangle' each row is bounded by

a) 2 b) 1 c) 1 d) none of these

5&. -he eccentric angle of a point on the ellipse 2/ y22 < 1 whose distances from the centre ellipse is2' is

a) - b) 32 c) 43 d) G6

5+. -he line # &y <

a) is a tangent to circle 2 y2 < 2+ b) is a normal to the circle 2 y2


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www.amaderforum.com54. -he number of points on ais which are at a distance c units (cQ#) from (2' #) is

a) 1 b) 2 c) d) #

55. "f a'b'c' H then a.b c.(a0b0)


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11+. A particle acted on by constant forces &i9#%and #i 9%is displaced from the point (1' 2' #) to thepoint (+' &' 1). -he wor% done

aieee physics guess paper-1 2009

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