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A particle of mass 100 gm moves in a pot...

A particle of mass 100 gm moves in a potential well given by `U = 8 x^(2) - 4x + 400` joule. Find its acceleration at a distance of 25 cm from equilibrium in the positive direction

A

`4 ms^(-1)`

B

` 40 ms^(-1)`

C

` - 40 ms^(-1)`

D

`-4 ms^(-1)`

Text Solution

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The correct Answer is:
C
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