Question

A train passes through a telegraph post in 9 seconds moving with a speed of 54 km per hour. The length of the train is

Answer 1

Answer:

If we assume that the telegraph post has no width, then the train covers its own length in the given time interval.

Thus,

Length of the train

= Speed × Time

= 54×9×(5/18) m ( 1Km/hr = 5/18 m/s)

= 135 m

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