A man rows directly ac

Discussion Forum : Physics

Question -

A man rows directly across a river in time t second and rows an equal distance down the stream in T second . Find the ratio of man's speed in still water to the speed of river water.

Options:

A . `(t^2 -T^2)/(t^2 + T^2)`

B . `(t^2+T^2)/(t^2 - T^2)`

C . `(T^2 -t^2)/(T^2 +t^2)`

D . `(T^2+t^2)/(T^2 -t^2)`

Answer: Option B

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