(Download) Jawaharlal Institute of Postgraduate Medical
Education & Research (JIPMER) Exam Paper - 2013
1. A car of mass 1000 kg moves on a circular track of radius 40 m. If the coefficient of friction is 1.28. The maximum velocity with which the car can be moved, is
(a) 22.4 rn/s
(b) 112 m/s
(c) (0.64 * 40)/ (1000 * 100) m/s
(d) 1000 m/s
2. The escape velocity for the earth is 11.2 km/s. The mass of another planet 100 times mass of earth and its radius is 4 times radius of the earth. The escape velocity for the planet is
(a) 280 km/s
(b) 56.0 km/s
(c) 112 km/s
(d) 56 km/s
3. Light travels faster in air than that in glass. This is accordance with
(a) wave theory of light
(b) corpuscular theory of light
(c) neither (a) nor (b)
(d) Both (a) and (b)
4. The speed of air flow on the upper and lower surfaces of a wing of an aeroplane are v1 and v2 respectively. If A is the cross section area of the wing and p is the density of air, then the upward life is
(a) 1/2ρA(v2 —v2)
(b) 1/2ρA(v1 + v2)
(c) 1/2ρA(v12 — v22)
(d) 1/2ρA(v12 + v22)
5. A body is thrown with a velocity of 9.8 m/s making an angle of 30° with the horizontal. It will hit the ground after a time
(a) 1.5s
(b) 1s
(c) 3s
(d) 2s
6. A radioactive element 90X238 decays into 83Y222The number of β-particles emitted are
(a) 1
(b) 2
(c) 4
(d) 6
7. Minimum excitation potential of Bohr’s first orbit in hydrogen atom is
(a) 3.6V
(b) 10.2 V
(c) 13.6 V
(d) 3.4V
8. A gas expands 0.25 m3 at constant pressure 103 N/m2, the work done is
(a) 250 N
(b) 250W
(c) 250 J
(d) 2.5 erg
9. The work done in increasing the size of a soap film for 10 cm x 6m to 10 cm x 11cm is 3 x 10-4 J. The surface tension of the film is
(a) 1.0 x 10-2 N/m
(b) 6.0 x 10-2 N/m
(c) 3.0 x 10-2 N/m
(d) 1.5 x 10-2 N/m
10. A parallel palte condenser is filled with two dielectrics as shown in figure. Area of each pate is A m2 and the separation is d metre.
The dielectric constants are K1 and K2 respectively. Its capacitance in farad will be
