A) \[\frac{1}{3}\sec \]
B) \[\frac{1}{4}\sec \]
C) \[\frac{1}{2}\sec \]
D) \[\frac{1}{6}\sec \]
Correct Answer: A
Solution :
\[ATx=A,\,P.E.\] will be maximum \[A=A\,\sin \,(\pi t+\pi /6)\] \[\sin \,\frac{\pi }{2}=\sin \,\left( \pi t+\frac{\pi }{6} \right)\] \[\frac{\pi }{2}-\frac{\pi }{6}\,=\pi t\] \[t=\frac{2}{6}\,=\frac{1}{3}\]You need to login to perform this action.
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