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1. Two trains of equal length are running on parallel lines in the same direction at 46 km/hr and 36 km/hr. The faster train passes the slower train in 36 seconds. The length of each train is:
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By: guest on 01 Jun 2017 05.48 pm
Let the length of each train be x metres. Then, distance covered = 2x metres. Relative speed = (46 - 36) km/hr = 10 x 5 m/sec 18 = 25 m/sec 9 2x = 25 36 9 2x = 100 x = 50.