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A particle moving on x - axis has potent...

A particle moving on x - axis has potential energy `U = 2 - 20x + 5x^(2)` joule along x - axis. The particle is relesed at `x = -3`. The maximum value of `x` will be (`x` is in metre)

A

5 m

B

3 m

C

7 m

D

8 m

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The correct Answer is:
C
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