Physics · SYSTEMS OF PARTICLES AND ROTATIONAL MOTION

Consider the following statements regarding the rotation of a rigid body about a fixed axis: (A) Every particle of the body moves in a circle. (B) The plane of the circle for each particle is perpendicular to the fixed axis. (C) The centres of the circles described by all particles lie on the fixed axis. (D) Particles at different perpendicular distances from the axis have the same radius of circular path. Choose the correct answer from the options given below:

1. A
   (A), (B) and (C) only
2. B
   (A) and (D) only
3. C
   (B) and (D) only
4. D
   (A), (B), (C) and (D)