1.

A swimmer can swim with a speed v in still water If the swimmer crosses a swimming pool of width ′d′ from A to directly opposite point B on other side in time t1 as shown in figure and in a flowing river (river velocity u) of same width ′d′ from A′ to directly opposite point B′ on other bank in time t2, then (t1t2) is equal to: (Assume v>u)

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A swimmer can swim with a speed v in still water


If the swimmer crosses a swimming pool of width d from A to directly opposite point B on other side in time t1 as shown in figure and in a flowing river (river velocity u) of same width d from A to directly opposite point B on other bank in time t2, then (t1t2) is equal to: (Assume v>u)



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