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QA train 100 meters long moving at a speed of 50 kmph crosses a train 120 meters long coming from opposite direction in 6 seconds. The speed of second train is:
ID: #2515
Problems on Trains
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Problems on TrainsTopic
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Speed of the second train be x km/hr.
Relative speed = (50 + x) km/hr
= [(50 + x) × 5/18] m/sec
= (250+5x│18) m/sec 220 × 18
= 6 (250 + 5 x)
The speed of the second train = 82 km/hr.
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