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6th November 2017, 01:59 PM
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Join Date: Aug 2012
Re: Manipal University Last Year Question Paper

Yes I will provide you Manipal University, Online Entrance Test exam paper so that it would be easy for you to prepare hard.

Here is the exam paper


1. One drop of soap bubble of diameter D breakers into 27 drops having surface tension T. The change in surface energy is

(a) 2πTD^2 (b) 4πTD^2 (c) πTD^2 (d) 8πTD^2

2. The period of a planet around sun is 27 times that of earth. The ratio of radius of planets orbit to the radius of earths orbit is

(a) 4 (b) 9 (c) 64 (d) 27

3. Three particles each of mass m are kept at vertices of an equilateral triangle of side L. The gravitational field at centre due to these particles is

(a) Zero (b) 3 GM/L^2 (c) 9 GM/L^2 (d)12/√3 (GM/L^2)

4. In a turbulent flow,the velocity of the liquid in contact with the walls of the tube is

(a) zero (b) maximum (c) in between zero and maximum (d) equal to critical velocity

5. A charge q is fixed. Another charge Q is brought near it and rotated in a circle of radius r around it. Work done during rotation is

(a) zero (b)Qq / 4πϵ0r (c) Qq /2πϵ0r (d) none of these

6. A diode having potential difference 0.5 v across its junction which does not depend on current, is connected in series with resistance of 20 Ω across source. If 0.1 A current passes through resistance then what is the voltage of the source?

(a) 1.5 v (b) 2.0 v (c) 2.5 v (d) 5 v

7. Dipole is placed parallel to the electric field. If Q is work done in rotating the dipole by 60^0 , then work done in rotating it by 180^0 is

(a) 2W (b) 3W (c) 4W (d)W/2

8. An electron of charge e is moves in a circular orbit of radius r around the nucleus at a frequency v. The magnetic moment associated with the orbital motion of the electron is

(a) π ver^2 (b) π vr^2/e (c) π ve/r (d) πer^2/v

9. A and B are two identical spherical charged bodies which repel each other with Force F kept at a finite distance. A third uncharged sphere of the same size is brought in contact with sphere B and removed. It is then kept at mid-point of A and B. Find the magnitude of force on c.

(a)F/2 (b) F/8 (c) F (d) zero

10. A wave equation is y=0.1 sin[100nt kx] and wave velocity is 100 m/s , its wave number is equal to

(a) 1m^-1 (b) 2m^-1 (c)π m^-1 (d) 2π m^-1

11. An optically active compound

(a) rotates the plane polarised light

(b) changing the direction of polarised light to pass through

(c) do not allow plane polarised light to pass through

(d) None of the above

12. Power applied to a particle varies with time as P= (3t^2 – 2t +1)W, where t is in second. Find the change in its kinetic energy between t=1 s and t=4 s.

(a) 32 J (b) 46 J (c)61 J (d) 102 J

13. A hockey player receives a corner shot at a speed of 15 m/s at an angle of 30^0 the y-axis and then shoots the ball of mass 100g along the negative x-axis with a speed of 30 m/s. If it remains in contact with the hockey stick for 0.01s, the force imparted to the ball in the x-direction is

(a) 281.25 N (b)187.5 N (c) 562.5 N (d) 375 N

14. two equal charges are separated by a distance d.A third charge placed on a perpendicular bisector at x distance from center will experience maximum coulomb force, when

(a) x=d/√2 (b) x=d/2 (c)x=d/2√2 (d) x=d/2√3

15. A circular current carrying coil has a radius R. The distance from the centre of the coil on the axis of the coil, where the magnetic induction is 1/8 th of its value at the centre of the coil is

(a) √3 R (b)R / √3 (c) (2/√3)R (d) R/2√3

16. A point source of light is placed 4m below the surface of water of refractive index 5/3. The minimum diameter of a disc, which should be placed over the source, on the surface of water to cut-off all light coming out of water is

(a) infinite (b) 6m (c) 4 m (d) 3 m

17. The plane face of a plano-convex lens is silvered. If μ be the refractive index and R, the radius of curvature of curved surface,then the system will behave like a concave mirror of radius of curvature

(a) μ R (b) R/(μ-1) (c) R^2/μ (d) [(μ+1) / (μ-1)] R

18. The first excitation potential of a given atom is 10.2 v. Then, ionisation potential must be

(a) 20.4 v (b) 13.6 v (c) 30.6 v(d) 40.8 v

19. The train is approaching with velocity 25 m/s towards a pedestrian standing on the track, frequency of horn of train is 1 Khz.Frequency heard by the pedestrian is (v=350m/s)

(a)1077 Hz (b) 1167 Hz (c) 985 Hz (d) 954 Hz

20. Intensity of wave A is 9I, while of wave B is I. What is maximum and minimum intensity in YDSE?

(a) 82 I, 80 I (b) 8 I, 10 I (c)16 I,4 I (d) 4 I, I

Address:-
Manipal University
Madhav Nagar, Near Tiger circle, Manipal, Karnataka 576104

Phone:-
092437 77733

Last edited by pawan; 6th November 2017 at 02:03 PM.


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