a 200m wide river flows with a velocity of 5m/s .a man crosses the river in the shortest time of 25seconfs. if there is no flow and he swims with the same velocity the time taken to cross the river is
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Explanation:
The man taken 40seconds to cross the river by swimming
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4
Answer:
t=200/5
Explanation:
V=at
t=V/a
t=200/5
t=40s
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