1. Tardigrade
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  3. Physics
  4. A boy can swim in still water at 1 m/s. He swims across a river flowing at 0.6 m/s which is 336 m wide. If he travels in shortest possible time, then what time he takes to cross the river?

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Q. A boy can swim in still water at $1 \,m/s$. He swims across a river flowing at $0.6\, m/s$ which is $336\, m $ wide. If he travels in shortest possible time, then what time he takes to cross the river?

Motion in a Plane

Solution:

Time to cross river
$T= \frac{336}{1}=336$ sec
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