Question

A swimmer crosses a river of width d flowing at velocity v. While swimming, he keeps
himself always at an angle of 120° with the river flow and on reaching the other end he
finds a drift of d/2 in the direction of flow of river. The speed of the swimmer with respect
to the river is
(A) (2-√3) v
(B) 2 (2 -√3) v
(C) 4 (2-√3) v
(D) (2 + √3 ) v​

Answer 1

Explanation:

I think so option B

not accurate

hope this helps you