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A stationary wheel starts rotating about...

A stationary wheel starts rotating about its own axis at uniform rate amgular acceleration `8rad//s^(2)`.The time taken by its to complete `77` rotation is

A

5.5 sec

B

7 sec

C

11 sec

D

14 sec

Text Solution

Verified by Experts

The correct Answer is:
C
`theta =2pi N, t = sqrt((2theta)/(alpha))`
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