A river is flowing at a speed of 3 m/s doe east. A boat, whose speed in still water is 6 m/s, sis steered in the direction due to the north. Find the angle made by the resultant velocity of summer w.r.t river flow.
A
30∘
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B
37∘
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C
53∘
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D
63.4∘
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Solution
The correct option is D63.4∘ Speed of river, Vr=3m/s