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A swimmer can swim in still water at a speed of 5m/s . While crossing the river his average speed is 3m/s.I f he crosses the river in possible shortest time,what is the velocity of water?? a) 2m/s b)4m/s c) 6m/s. D)8m/s

    • Posted by Monisha T 7 years, 5 months ago

    CBSE > Class 12 > Physics
    • 1 answers

    Ayush Tiwari 7 years, 5 months ago

    Answer will be option a .2m/s

    0Thank You

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