A Wheel Rotates with a Constant Angular Acceleration Of $\pi$ Rad/s² $\pi$

question 69

Multiple Choice

A wheel rotates with a constant angular acceleration of $\pi$ rad/s². During a certain time interval its angular displacement is $\pi$ rad. At the end of the interval its angular velocity is 2 $\pi$ rad/s. Its angular velocity at the beginning of the interval is:

• A) zero
• B) 1 ras/s
• C) \(\pi\) ras/s
• D) ras/s
• E) 2 \(\pi\) ras/s

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