A rubber ball is dropped from a height of 5 m on a planet where the ac – McqOptions

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1.	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 [CBSE PMT 1998]
A.	16/25
B.	2/5
C.	3/5
D.	9/25
Answer» C. 3/5

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