Question

101.A river flows 3 kmh' and a man is capable of swimming 2
km hl. He wishes to cross it in minimum time. In which
direction will he swim?
(a) sin(2/3)
(b) cos:'(2/3)
(c) tan '(2/3)
(d) cot:'(2/3)​

Answer 1

Answer:

no there no going any direction because force is exert on