A Rigid Rod of Length L Rotates About an Axis

Multiple Choice

A rigid rod of length l rotates about an axis perpendicular to the rod, with one end of the rod fixed to the axis. Which of the following are equal at all points on the rod?

I.the angular position
II.the angular velocity
III.the angular acceleration
IV.the centripetal acceleration
V.the tangential acceleration

A) I and II
B) I, II, and III
C) I, II, III and IV
D) I, II, III, IV and V
E) I, II and IV.