Questions
A man swims from a point A on one bank of a river of width 100 m. When he swims perpendicular to the water current, he reaches the other bank 50 m downstream. The angle to the bank at which he should swim, to reach the directly opposite point B on the other bank is
detailed solution
Correct option is D
fer to Fig. (a),tanθ=vwvm=50100=12 of Vm=2vw Refer to Fig., sinα=vwvm=Vw2vw=12Similar Questions
The driver of a car moving towards a rocket launching with a speed of 6 ms-1 observed that the rocket is moving with speed of 10 ms-1.The upward speed of the rocket as seen by the stationary observer is nearly
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