Class 11

9. System Of Particle & Rotational Motion question bank (Physics)

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Q1.

A body in equilibrium may not have  

(A)
Momentum
(B)
Velocity
(C)
Acceleration
(D)
Kinetic energy
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Q2.

A thin metal disc of radius of 0.25 m and mass 2 kg starts from rest and rolls down on an inclined plane. If its rotational kinetic energy is 4 J at the foot of inclined plane, then the linear velocity at the same point, is in ms\(^{-1}\).  

(A)
2
(B)
\(2\sqrt{2}\)
(C)
\(2\sqrt{3}\)
(D)
\(3\sqrt{2}\)
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