A Wheel Rotates with a Constant Nonzero Angular Acceleration

question 47

Multiple Choice

A wheel rotates with a constant nonzero angular acceleration. Which of the following quantities remains constant in magnitude?

• A) v ⃗, tangential velocity
• B) a ⃗_r, radial acceleration
• C) a_t ⃗ , tangential acceleration
• D) ω ⃗, angular velocity
• E) All of these are correct.

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