A bodyof mass .m. dropped from a height .h. reaches the ground with a velocity sqrt((gh)/(2)). The work done by air resistance is

A bodyof mass .m. dropped from a height .h. reaches the ground with a

1.	A bodyof mass .m. dropped from a height .h. reaches the ground with a velocity sqrt((gh)/(2)). The work done by air resistance is
Answer» `(MGH)/(2)` `(mgh)/(4)` `(2mgh)/(4)` `(3mgh)/(4)` ANSWER :D