Asked by bala
2 trains are 2 km apart and their lengths are 200m and 300m.They are approaching towards each other with a speed of 20m/s and 30m/s.After how much time they cross each other ?
Answers
Answered by
bobpursley
Combined, they need to cover 2000+500m
relative speed: 50m/s
time=distance/velociyt=2500/50=50sec
relative speed: 50m/s
time=distance/velociyt=2500/50=50sec
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