if a train running at 30 metre per sec speed crosses one electric pole in 3sec than find out the length of the train?
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speed of train = 30 m/s
time taken to cross pole = 3
length of train =?= x m
distance = speed *time
distance is nothing but length of train
therefore,
x = 30*3
= 90
therefore length of train is 90 m.
time taken to cross pole = 3
length of train =?= x m
distance = speed *time
distance is nothing but length of train
therefore,
x = 30*3
= 90
therefore length of train is 90 m.
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ninety metre length of the train
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