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A particle is moving in such a way that ...

A particle is moving in such a way that its displacement s at time t is given by `s=2t^(2)+5t+20`. After 2 second its acceleration is

A

`13" units/sec"^(2)`

B

`4" units/sec"^(2)`

C

`3" units/sec"^(2)`

D

`8" units/sec"^(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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