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Consider a drop of rain water having mas...

Consider a drop of rain water having mass 1 g falling from a height of 1 km.It hits the ground with a speed of `50m//s`.Take 'g' constant with a value `10m//s^2`.The work done by the resistive force of air is :

A

`-8.25 J`

B

8.75 J

C

`-8.75 J`

D

`-8.25 J`

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