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Speed of train = x km/hTrain takes 30 sec to cross 200mdoom lenglet platfoomA man is also going in the same direction of train speed of man is 6km/h train takes 20 sec to cross the man find the speed of train? |
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Answer» Answer: Distance=210 m Time=6 s RelativeSpeed= time distance
⇒ 6 210
=35m/sec=35× 5 18
=126km/h Since man is RUNNING in opposite direction of the TRAIN then Relative speed=speed of the train+speed of the man ∴Speed of the train=126−9⇒117km/h |
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