In the figure shown a river of width `4km` is flowing with speed of `5kim//h`. A swimmer whose
Channel: Doubtnut
Date: 2021-11-08

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