A long elastic spring is stretched by 2 ...

A long elastic spring is stretched by `2 cm` and its potential energy is `U`. If the spring is stretched by `10 cm`, the `PE` will be

A

`(U)/(25)`

B

`(U)/(2)`

C

`5U`

D

`25U`

Text Solution

Verified by Experts

The correct Answer is:

D

`KE prop x_(2)`

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