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The displacement of body is given by s =...

The displacement of body is given by `s = 4 + 2t^4`. The acceleration of the body at the end of 1 s from the start is :

A

`24 m//"sec"^(2)`

B

`10 m//"sec"^(2)`

C

`15 m//"sec"^(2)`

D

`12 m//"sec"^(2)`

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The correct Answer is:
A
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