Question

a swimmer swimming with certain velocity in a river in a direction making an angle of 45° with the line joining the two banks reached the exactly opposite point on the other bank the ratio of his velocity and velocity of water is​

Answer 1

Answer:

1:$\sqrt{2}$

Explanation:

Here Vr is velocity of River

Vm velocity of man

Vmr is velocity of man with respect to river

Hope it helps

Answer 2

Explanation:

The correct answer is root 2 :1