a man walking at 5 km per hour notice that 225 M long train coming in the opposite direction cross domain 9 second the speed of a train is
Answers
Answered by
2
if speed of train is x kmph time for crossing 9/3600 hr from s/v =t we have 0.225/(5+x)=1/400 gives x=85 kmph
Similar questions
Math,
7 months ago
Science,
7 months ago
Math,
1 year ago
History,
1 year ago
World Languages,
1 year ago