Inthe figure shown a river of width 4km is flowing with the speed of 5km/h. A swimmer whose
Channel: Doubtnut
Date: 2020-08-30

Inthe figure shown a river of width 4km is flowing with the speed of 5km/h. A swimmer whose swimming speed relative to the water is 4km/h, starts swimming from a points on a bank. On the other bank 5 is a point which is directly opposite to A. What minimum distance (in km) the swimmer will have to walk on the other bank to reach the point B.