A) \[3/4{{A}_{0}}\]
B) \[4{{A}_{0}}\]
C) \[3{{A}_{0}}\]
D) \[3/2{{A}_{0}}\]
Correct Answer: A
Solution :
Torque \[\tau =\frac{dL}{dt}=\frac{(4{{A}_{0}}-{{A}_{0}})}{4}\] \[=\frac{3{{A}_{0}}}{4}.\]You need to login to perform this action.
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