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A man starts swimming at time t = 0 from point A on the ground and he wants to reach the point Bdirectly opposite the point A. His velocity in still water is 5 m/s and width of river is 48 m. River flowvelocity u varies with time is given by u = 72 m/s. He always tries to swim in particular fixed direction24.with river flow (given sin74°)25B48mu=t/2 ->Аa) direction in which he should make stroke and the time taken by the man to cross the river |
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Answer» hkxhdhydud Explanation: vxhxhdgdgdg |
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