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Vikrama Simhapuri University Post Graduate Common Entrance Test Physics Question Paper : vsudoa.in

Name of the University : Vikrama Simhapuri University
Exam : Post Graduate Common Entrance Test- PGCET 2017
Subject : Physics
Year : 2016
Document Type : Previous Question Papers
Website : https://vsu.ac.in/
Download Previous Question Papers : https://www.pdfquestion.in/uploads/13720-Physics.2016.pdf

Post Graduate Common Entrance Test Physics Question Paper :

If y is a scalar and A is a vector, then curl (A) =
(a) grad/XA
(b) curlA
(c) #CurlA-gradXA
(d) / CurlA+ (gradd)XA

Related : Vikrama Simhapuri University Post Graduate Common Entrance Test English Question Paper : www.pdfquestion.in/13716.html

2. To convert the line integral to surface integral
(a) Stoke’s theorem
(b) Green’s theorem
(c) Gauss there
(d) Cross product

3. In elastic collision of two particles which of the following is conserved
(a) Mass of each article
(b) Speed of each particle
(c) K.E. of each particle
(d) P.E. of each particle

4. The moment of inertia of a body does not depend on
(a) Mass of a body
(b) Distribution of mass of body
(c) Angular velocity of the body
(d) Axis of rotation of the body

5. The unit of collision cross Section is
(a) Tesla
(b) Poise
(c) Barn
(d) meter

6. If the external torque acting on a system is Zero
(a) its linear Momentum is conserved
(b) its angular momentum is conserved
(c) its energy a conserved
(d) mass is conserved

7. Number of scattered a = particles per unit area by a heavy nucleus is inversely proportional to
(a) Kinetic energy
(b) Square of kinetic energy
(c) Cube of kistic energy
(d) Half of the kinetic energy

8. According to Keter’s second law the radius Vector to planet from Sun sweeps out equal areas in equal intervals of time. The law is consequence of conservation of
(a) Linear momentum
(b) Kinetic energy
(c) Potential energy
(d) Angular momentum

9. As the rate of spinning of top decreases, its processional angular Velocity
(a) decreases
(b) remains Unchanged
(c) increases
(d) sometimes increases and some times decreases

10. Arod has length U00cm, when the rod is in satellite moving with a velocity that is one half of the velocity of light relative to the laboratory. The length of the rod as determined by an observer (t) in satellite (ii) in the laboratory
(a) 100 cm, 86 cm
(b) 86 cm, 100 cm
(c) 85 cm, 86 cm
(d) 100 cm, 105 cm

11. If the earth be one half of its present distance from the Sun, What will be the number of days in a year
(a) 149
(b) 129
(c) 365
(d) 229

12. The only non-conservative force
(a) Gravitational force
(b) Viscous force
(c) Lorent force
(d) Electrostatic force

13. A wire of 3.0 m long and 0.625 sq cm in cross section is found to stretch by 0.3 m under a tension of 1200 kg. Then Young’s modulus of material is
(a) 188×10’* N/m*
(b) 18.8×10’* N/m*
(c) 0.88×10’* N/m*
(d) 180×10’N/m*

14. The relation between y, n, and K is y,
(a) Y = 67LK/n+8K
(b) Y=9nK/n+3K
(c) Y =3rLK/n+8K
(d) Y=10K/n+3K

15. The displacement of a particle in simple harmonic motion is given by y = 5sin314t. Its frequency in Hertz is
(a) 0.5
(b) 5
(c) 50
(d) 500

16. A body executes SHM with amplitude ‘a’. The energy of the vibrating body is half kinetic and half potential when the displacement is
(a) a/3
(b) a/2
(c) a//2
(d) d/2/2

17. For a particle in SHM
(a) Displacement of the particle leads the velocity by Z/2 radians
(b) Velocity of the particle leads the displacement by r/2 radians
(c) Velocity and displacement of the particle are in phase
(d) Velocity and displacement are out of phase by 7 radius

18. A function has a constant value ‘a’ from t=0 to t=T/2 and – a from t=T/2 to T’ = T. The coefficient of the cosine terms in its Fourier expansion is
(a) 1
(b) a
(c) 0
(d) T

19. The differential equation for the forced oscillations of a body is of the form
(a) (K/27
(b) (a-2k)’*/2z
(c) (a-2k)’*/27)1/2
(d) (a-2k)”/m

20. Acoustic waves at
(a) Transverse
(b) longitudinal
(c) electromagnetic
(d) light wave

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