A man is trying to cross a river flowing at a speed of 5ms^(-1) to have least possible displacementby swimming at an angle of 143^(@) to the stream. The drift he suffers when he iscrossing the same river in least possible time is ( Width of river =1 km )

A man is trying to cross a river flowing at a speed of 5ms^(-1) to hav

1.	A man is trying to cross a river flowing at a speed of 5ms^(-1) to have least possible displacementby swimming at an angle of 143^(@) to the stream. The drift he suffers when he iscrossing the same river in least possible time is ( Width of river =1 km )
Answer» 160 m 800 m 400m 200m Answer :B