A particle has simple harmonic motion. The equation of its motion is \ – McqOptions

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1.	A particle has simple harmonic motion. The equation of its motion is \[x=5\sin \left( 4t-\frac{\pi }{6} \right)\], where x is its displacement. If the displacement of the particle is 3 units, then it velocity is [MP PMT 1994]
A.	\[\frac{2\pi }{3}\]
B.	\[\frac{5\pi }{6}\]
C.	\[20\]
D.	\[16\]
Answer» E.

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