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Q1: Two trains, on opposite tracks approach each. One train travels at 50 m/s and the other travels at 35 m/s. State their relative speed.

Answer»

Total LENGHT to cross L=50+50=100m relative VELOCITY (w.r. t. other TRAIN)v=15−(−10)=25m/s∴t=L/v=100/25=4sExplanation:



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