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If dispolacement x at time t is `x=a cos omega t -b sin omegat `, where `omega` is a constant, then: acceleration=

A

`omega ^(2)x`

B

`omega x`

C

`-omegax`

D

`-omega ^(2)x`

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The correct Answer is:
D
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MARVEL PUBLICATION-APLICATIONS OF DERIVATIVES-MULTIPLE CHOICE QUESTIONS (TEST YOUR GRASP - II : CHAPTER 12)
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