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A rotating wheel changes angular speed f...

A rotating wheel changes angular speed from 1800 rpm to 3000 rpm in 20 s. What is the angular acceleration assuming to be uniform?

A

`60pi" rad s"^(-2)`

B

`90pi" rad s"^(-2)`

C

`2pi" rad s"^(-2)`

D

`40pi" rad s"^(-2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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