試題詳解

34. 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 followings 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 linear velocity
(A)I and II
(B)I, II, and III
(C)I, II, and IV
(D)I, II, III, and IV
(E)I, II, III, IV, and V