A 420 meter long train crosses a pole in 70 seconds. What is the speed of the train? Options: A . &nbsp5 m/s B . &nbsp7 m/s C . &nbsp4.5 m/s D . &nbspCannot be determined E . &nbspNone of these

A 420 meter long train crosses a pole in 70 seconds. What is the speed of the t

Question

A 420 meter long train crosses a pole in 70 seconds. What is the speed of the train?

Answer: Option E

Speed of train = Length of train/Time taken in crossing the pole = 420 /75 = 6 m /sec

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