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A ball released from a height of 20m, h...

A ball released from a height of 20m, hits the ground and rebounds to a height of 16m. The percentage loss of energy during collision is

A

0.2

B

0.4

C

0.25

D

0.75

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • A ball released from a height of 20m, hits the ground andrebounds to a height of 16 m. The percentage loss of energy during collision is,

    A
    `20%`
    B
    `40%`
    C
    `25%`
    D
    `75%`

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    0.5 N
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    D
    2.5 N

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