A body of mass 4kg is projected vertically up with a velocity of 20 ms^(-1). If the energy spent in over coming air resistance is 200j, the maximum height attained by it is (g= 10 ms^(-2))

A body of mass 4kg is projected vertically up with a velocity of 20 ms

1.	A body of mass 4kg is projected vertically up with a velocity of 20 ms^(-1). If the energy spent in over coming air resistance is 200j, the maximum height attained by it is (g= 10 ms^(-2))
Answer» `10M` `20M` `5M` `15M` ANSWER :D