A) 3 A
B) \[\frac{1}{4}A\]
C) \[\frac{3}{4}A\]
D) \[\frac{4}{3}A\]
Correct Answer: C
Solution :
Change in angular momentum \[\text{=}\,\text{Torque}\,\text{ }\!\!\times\!\!\text{ time}\] \[\Rightarrow \] \[\text{Torque}=\frac{4A-A}{4}=\frac{3}{4}A\]You need to login to perform this action.
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