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Work Done: Spring

If the potent...

Question

If the potential energy of a spring is V on stretching it by 2 cm, then its potential energy when it is stretched by 10 cm will be

A

V/25

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B

5V

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C

V/5

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D

25V

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Solution

The correct option is D
25V

$U = \frac{1}{2} (\frac{Y A}{L}) l^{2} ∴ U \propto l^{2}$

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Work Done: Spring

Standard XII Physics

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