1.

A train of length 100m is crossing a bridge 200m with a speed of 72kmph. Find the time taken by the train to cross the bridge?[Ans: 15 sec]

Answer»

Total distance covered= Length of the bridge + length of train =100+200= 300m Speed of train = 72 km/hr= 72*5/18= 20 m/s

Time taken = 300/20= 15 seconds.



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