A man walks at the speed of 4km/h. a train coming from behind him at 22km/h passes by him in 30s. find the length of train
No one give me wrong any one give me wrong answer then I report that answer
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Answer:
150 m
Step-by-step explanation:
Speed of man = 4kmn
−1
Speed of train = 22kmn
−1
Relative speed of train w.r.t man
=22−4=18kmn
−1
=
18
5
×18=5ms
−1
length of train =5×30=150m
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