Question

A person swims in a river aiming to reach exactly on the opposite point on the bank of a river. His speed of swimming is 0.5 m/s at an angle of 120° with the direction of flow of water. The speed of water is(a) 1.0 m/s(b) 0.5 m/s(c) 0.25 m/s(d) 0.43 m/s

Answer 1

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