Question

A boat man could row his boat with a speed
10 m/sec. He wants to take his boat from P to a
point Q just opposite on the other bank of the river
flowing at a speed 4 m/sec. He should row his boat
O
v
= 4 m/s
(A) at right angle to the stream
(B) at an angle of sin' (2/5) with PQ up the stream
(C) at an angle of sin (2/5) with PQ down the stream
(D) at an angle cos' (2/5) with PQ down the stream​

Answer 1

Answer:

correct option is b

hope it will help u

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