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For a particle moving in a straight line...

For a particle moving in a straight line, the displacement of the particle at time `t` is given by
`S=t^(3)-6t^(2) +3t+7`
What is the velocity of the particle when its acceleration is zero?

A

`-9ms^(-1)`

B

`-12ms^(-1)`

C

`3ms^(-1)`

D

`42ms^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
A
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