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Two trains are moving in opposite directions @ 60 km/hr and 90 km/hr. Their lengths are 1.10 km and 0.9 km respectively. The time taken by the slower train to cross the faster train in seconds is: ?->(Show Answer!)
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1. Two trains are moving in opposite directions @ 60 km/hr and 90 km/hr. Their lengths are 1.10 km and 0.9 km respectively. The time taken by the slower train to cross the faster train in seconds is:





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  • By: guest on 01 Jun 2017 05.48 pm
    Relative speed = (60+ 90) km/hr    = 150 x 5 m/sec 18    = 125 m/sec. 3 Distance covered = (1.10 + 0.9) km = 2 km = 2000 m. Required time = 2000 x 3 sec = 48 sec. 125
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