1.

A steel ball of mass 0.1 kg falls freely from a height of 10m an bounces to a height of 5.4m from the ground. If the dissipated energy in this process is absorbed by the ball, the rise in its temperature is (specific heat of steel=460JKg^(-1)K^(-1)) (g=10ms^(-2)).

Answer»

`0.01^(@)C`
`0.1^(@)C`
`1^(@)C`
`1.1^(@)C`

ANSWER :B


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