A Wheel Rotating About a Fixed Axis Has an Angular

Multiple Choice

A wheel rotating about a fixed axis has an angular position given by θ = 3.0 − 2.0t³, where θ is measured in radians and t in seconds. What is the angular acceleration of the wheel at t = 2.0 s?

A) −1.0 rad/s²
B) −24 rad/s²
C) −2.0 rad/s²
D) −4.0 rad/s²
E) −3.5 rad/s²