A body of mass 0.1kg released from a height of 50m reaches the ground with a velocity of 10ms^(-1). The work done againest air resistance is (g= 10 m"/"s^(2))

A body of mass 0.1kg released from a height of 50m reaches the ground

1.	A body of mass 0.1kg released from a height of 50m reaches the ground with a velocity of 10ms^(-1). The work done againest air resistance is (g= 10 m"/"s^(2))
Answer» `5 J` `50 J` `0` `45J` ANSWER :D