A train of 360 metre long train is running at a speed of 81 kilometre per hour how much time will it take to cross a pole
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Distance = length of the train
= 360 m
Speed = 81 km/hr
=81×5/18 m/s
=45/2 m/s
Time = Distance / Speed
= 360÷45/2
= 360×2/45
= 8×2
= 16 second.
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