A) A/4
B) \[\frac{3A}{4}\]
C) 3A
D) 4A
Correct Answer: B
Solution :
As we know \[\tau =\frac{\Delta \,L}{t}\] where L is momentum \[=\frac{4A-A}{4}=\frac{3A}{4}\]You need to login to perform this action.
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