if a train crosses a point in 27/2sec, moving with a speed of 30km/h, length of the train is
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112.5 m will be length of train
Speed = distance / time
Dist= speed f time
So
30*1000/3600 m/s, is ur speed and multiply it with time 27/2
= 112.5 m
Speed = distance / time
Dist= speed f time
So
30*1000/3600 m/s, is ur speed and multiply it with time 27/2
= 112.5 m
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