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If the potential energy of a spring is V...

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`

B

`5 V`

C

`V//5`

D

`25 V`

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

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

    A
    `(V)/(25)`
    B
    `5V`
    C
    `(V)/(5)`
    D
    `25V`

  • 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
    `5U`
    B
    `25U`
    C
    `U//5`
    D
    `U//20`

  • Assuming that potential energy of spring is zero when it is stretched by ( x_(0))/( 2) , its potential energy when it is compressed by x_(0) is

    A
    `( 3)/(8) kx_(0)^(2)`
    B
    `- ( 3)/( 4) kx_(0)^(2)`
    C
    `( 3)/( 4) kx_(0)^(2)`
    D
    `(1)/( 8) kx_(0)^(2)`
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