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Discussion :: Problems on Trains

  1. A train 700 m long is running at the speed of 72km per hour if it crosses a tunnel in 1 minute. Then the length of the tunnel is:
    2. A.
    500m
    B.
    550m
    C.
    600m
    D.
    700m

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    Workspace

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    Answer : Option A

    Explanation :

    Speed = (72 × 5/18 ) m/sec = 20 m/sec 


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