A Grindstone, Initially at Rest, Is Given a Constant Angular

question 16

Multiple Choice

A grindstone, initially at rest, is given a constant angular acceleration so that it makes 20.0 rev in the first 8.00 s. What is its angular acceleration?

• A)0.313 rad/s²
• B)0.625 rad/s²
• C)2.50 rad/s²
• D)1.97 rad/s²
• E)3.93 rad/s²

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