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+1 vote
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in Physics by (79.0k points)

A person aiming to reach exactly opposite point on the bank of a stream is swimming with a speed of 0.5 m/s at an angle of 120° with the direction of flow of water. The speed of water in the stream, is

(a) 0.25 m/s

(b) 0.5 m/s

(c) 1.0 m/s

(d) 0.433 m/s

1 Answer

+1 vote
by (76.3k points)
selected by
 
Best answer

Correct option (a) 0.25 m/s

Explanation:

Let v be the velocity of river  water  . As shown in figure,

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