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The displacement of a particle is represented by the equation y = 3 \cos\left (\frac{\pi}{4} - 2 \omega t \right ). The motion of the particle is
(a) simple harmonic with period \frac{2p}{w}

(b) simple harmonic with period \frac{\pi}{\omega}

(c) periodic but not simple harmonic

(d) non-periodic

Answers (1)

The answer is the option (b) Simple harmonic with period \frac{\pi}{\omega}

 

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