A Wheel Rotating About a Fixed Axis Has an Angular

question 19

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

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