A Rigid Body Rotates About a Fixed Axis with a Constant

Multiple Choice

A rigid body rotates about a fixed axis with a constant angular acceleration. Which one of the following statements is true concerning the tangential acceleration of any point on the body?

A) The tangential acceleration is zero m/s².
B) The tangential acceleration depends on the angular velocity.
C) The tangential acceleration is equal to the centripetal acceleration.
D) The tangential acceleration is constant in both magnitude and direction.
E) The tangential acceleration depends on the change in the angular velocity.