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The angular speed of hour hand of a watc...

The angular speed of hour hand of a watch is …………. rad `s^(-1)`.

A

`(pi)/(43200)`

B

`(pi)/(1800)`

C

`(pi)/(30)`

D

`(pi)/(21600)`

Text Solution

Verified by Experts

The correct Answer is:
D
`omega=(2pi)/(T)=(2pi)/(12xx3600)=(pi)/(21600)" rad s"^(-1)`
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