A train 270 mtrs long is moving at a speed of 25km/hr.it will cross a man coming from the opposite direction at a speed of 2 km/hr in.
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Length of the train=270m
Speed of the train=50kmph
Speed of man=4kmph
Relative speed=50+4=54kmph
Speed in m/s=54*5/18=15m/s
(Length of train=distance)
Time =distance/speed
Time=270/15=18 sec
Speed of the train=50kmph
Speed of man=4kmph
Relative speed=50+4=54kmph
Speed in m/s=54*5/18=15m/s
(Length of train=distance)
Time =distance/speed
Time=270/15=18 sec
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