System of Particles and Rotational Motion
MCQs type questions and their answer. 1 . Moment of inertia depends on (a) Distribution of particles (b) Mass (c) Position of axis of rotation (d) All of these 2 . If a body is rotating about an axis, passing through its centre of mass then its angular momentum is directed along its (a) Radius (b) Tangent (c) Circumference (d) Axis of rotation 3 . A particle moves on a circular path with decreasing speed. Choose the correct statement. (a) Angular momentum remains constant. (b) Acceleration is towards the centre. (c) Particle moves on a spiral path with decreasing radius. (d) The direction of angular momentum remains constant. 4 . The centre of mass of a body (a) lies always on the surface of the body (b) lies always inside the body (c) may lie within, outside on the surface of the body (d) lies always outside the body 5 . The position of centre of mass of a system of particles does not depend upon the (a) relative distance between the partic...