A spherical body of mass "100g" is dropp...

A spherical body of mass "100g" is dropped from a height of "10m" from the ground.After hitting, the ground,the body rebounds to a height of "5m" .The impulse of force imparted by the ground to the body is given by : (given,`g=9.8m"/"s^(2)`)

`4.32kgms^(-1)`

`43.2kgms^(-1)`

`2.39kgms^(-1)`

`23.9kgms^(-1)`

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