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If there is change of angular momentum f...

If there is change of angular momentum from J to 4J in 4S, then the torque is

A

`(3)/(4)` J

B

1 J

C

`(5)/(4)` J

D

`(4)/(3)` J

Text Solution

Verified by Experts

The correct Answer is:
a
`tau = (dL)/(dt) = (4J - J)/(4) = (3)/(4) J`
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