301. Following is an intensive coordinate of a thermodynamics system in an equilibrium state?
(A) Charge
B) Pressure
(C) Volume
(D) Total Polarization
302. If two systems X and Y are in thermal equilibrium with a system Z, then __ is not in equilibrium.
(A) X and Y
(B) Z and Y
(C) X and Z
D) None of the above
303. Ionization energy of an atom relative to the binding energy of the nucleus is?
(A) The same
B) Smaller
(C) Greater
(D) Sometimes smaller and sometimes greater
304. A particle moving along a circular path has instantaneous angular and linear velocities 30 rad/sec and 20 m/sec, respectively. The size of centripetal speed increase is:
A. 600 m/sec²
B. 60 m/sec²
C. 3/2 m/sec²
D. Data is incomplete
305. A body travels an angular displacement θ = 10t + 50t². The magnitude of angular acceleration is:
A. 10 rad/s²
B. 20 rad/s²
C. 100 rad/s²
D. 150 rad/s²
306. A centripetal force F follows up on the body moving with rakish speed w. If the saucy speed is quadrupled, the degree of centripetal power becomes:
A. 16 F
B. 15 F
C. 8 F
D. 32 F
307. A 400 N force acts on a body revolving at 20 km/h. If the speed becomes 40 km/h after some time, then the magnitude of centripetal force is:
A. 800 N
B. 1600 N
C. 400 N
D. 1200 N
308. The centripetal force acting on a body rotating in a circle of radius r is F. If the body moves surrounded by range half of the underlying worth keeping different amounts constant, then the rate change in centripetal power is:
A. 800 %
B. 100 %
C. 400 %
D. 300 %
309. Moment of inertia of a rotating body depends upon:
A. Mass of the body only
B. Distribution of mass from the axis of rotation only
C. Both A and B
D. Force only
310. A Gymnast while showing feats is rotating with outreached hands, suddenly lowers his hand along his body. The moment of inertia of the gymnast will:
A. Increase
B. Decrease
C. Remains constant
D. Becomes zero
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