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The displacement of an object attached to a spring and executing - simple harmonic motion is given by $x = 2 \times 10^{- 2} \cos πt m$ .The time at which the maximum speed first occurs is:

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Correct option is B

Speed =dxdt=2×10-2×π-sin πtFor maximum speed sin πt=1⇒ πt=π2⇒t=0.5 s

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The displacement of an object attached to a spring and executing - simple harmonic motion is given by x=2×10-2 cos πt m.The time at which the maximum speed first occurs is:

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Ready to Test Your Skills?

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The displacement of an object attached to a spring and executing - simple harmonic motion is given by $x = 2 \times 10^{- 2} \cos πt m$ .The time at which the maximum speed first occurs is: