Question

find the length of the train moving at a speed of 90 km per hour if it passes a standing man in it 8 second.

I will follow who give me answer.
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Answer 1

Step-by-step explanation:

Length of train=90*8*1000/3600=200 m.So time to cross platform=(200+250)/((90*1000)/3600)=450*3600/(90*1000)=18 seconds .Hope platform length is 250m and 250kms