A rail track and road are parallel. a train crosses two cars coming in the opposite direction at a speed of 30 km/hr and 60 km/hr in 7.5 and 6 seconds respectively. what is the length of the train?
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I think this would be the answer...Thnk u
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The length of the train is the relative distance between the two cars.
The relative speed of the two cars is :
60 - 30 = 30 km/h
The relative time between them is :
7.5 - 6 = 1.5 s
The distance = Speed × time
Convert the speed to meters per second.
30 × 5/18 = 8 m/s
= 25/3 × 1.5 = 12.5 m
= 12.5 m
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