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A rubber ball is dropped from a height o...

A rubber ball is dropped from a height of 5 m on a planet where the acceleration due to gravity is not known. On bouncing it rises to 1.8 m. The ball loses its velocity on bouncing by a factor of

A

`(3)/(5)`

B

`(2)/(5)`

C

`(16)/(25)`

D

`(9)/(25)`

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The correct Answer is:
B
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