A 450-Kg Wheel That Is 34

question 4

Multiple Choice

A 4.50-kg wheel that is 34.5 cm in diameter rotates through an angle of 13.8 rad as it slows down uniformly from 22.0 rad/s to 13.5 rad/s. What is the magnitude of the angular acceleration of the wheel?

• A) 0.616 rad/s²
• B) 5.45 rad/s²
• C) 111 rad/s²
• D) 22.5 rad/s²
• E) 10.9 rad/s²

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