A) e
B) 2e
C) e/2
D) 4e
Correct Answer: B
Solution :
\[{{\left( \frac{d\varphi }{dt} \right)}_{\text{In first case}}}=e\] \[{{\left( \frac{d\varphi }{dt} \right)}_{\text{relative velocity}2v}}=2{{\left( \frac{d\varphi }{dt} \right)}_{\text{I case}}}=2e\]You need to login to perform this action.
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