Exam-style question
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If an object rotates with a constant angular velocity, what can be said about its angular acceleration?.
- A.It is zero
- B.It is constant
- C.It is increasing
- D.It is decreasing
Model answer
What a good answer should say
- It is zero
Explanation
Why this works
When an object rotates with a constant angular velocity, it means that there is no change in angular velocity, which implies that the angular acceleration is zero.
Common mistake
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