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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Lr in Physics' And exam conducted in the year 2015. And Question paper code was '003/2015/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
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D:-(0,2)
Correct Answer:- Option-C
Question] 5:"The trace of metric tensor for Minkowski space is
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Correct Answer:- Option-A
Question! 6Gauss's theorem for a vector function Ais
AvfAds = fCurlAdV
B:JAds = jDiva dv
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Correct Answer:- Option-B
Question] 7-Which of the following form a group under ordinary multiplication
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B:-(1,4,0,-1)
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Correct Answer:-Question Cancelled
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Correct Answer:- Option-D
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Question! 9=1F 74 (2) is the Legendre polynomial பட ட்
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Correct Answer:- Option-A
Question20:Find the Fourier sine transform of تم
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Correct Answer:- Option-A
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(Question? 1=The value of a and b for which the transformations Q = q‘ cos bp and P = 4 sin bp represents a canonical transformation is
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Correct Answer:- Option-B
‘Question22:The homogenity of time leads to the law of consevation of
Avlinear momentum
B:-angular momentum
Crenergy
De-charge
Correct Answer:- Option-C
Question23:-Van der Pol equation டட e(1-x*)dx/dt + x=0 (with non zero € ) is an example of,
‘AvLinear conservative system
B:-Non linear conservative system
ಮ linear non conservative system
D:-None of the above,
Correct Answer:- Option-C
(Question24:The first integrals of motion of a system under central force are
‘AvLinear momentum and energy
B:-Linear and angular momentum
CrAngular momentum and energy
D:-Linear momentum, angular momentum and energy
Correct Answer:- Option-C
‘Question25:Which of the following represents a logistic map function
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Correct Answer: Option D
Question26-For a relativistic particle, the product of particle velocity and phase velocity of the associated de-Broglie wave is
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Correct Answer:- Option-A
‘Question27:Constraint in a rigid body is
‘Arnon holonomic and rheonomic
B:-holonomic and rheonomic
04/24/2015 12:06 PM