Questions
Person aiming to reach the exactly opposite point on the bank of a stream is swimming with a speed of 1 ms–1 at an angle of 1350 with the direction of flow of water. The speed of water in the stream is
detailed solution
Correct option is B
sinθ=VwVb ⇒sin450=Vw1 ⇒12=Vw ⇒Vw=0.707ms−1Talk to our academic expert!
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A body which has a speed of 5km/hr in still water crosses a river of width 1km along the shortest possible path in 15minutes. The velocity of the river water in km/hr is
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