a 800 metre long train runs at a speed of 60km/h .how much time will it require to cross a tunnel of 200 m in lenght
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Speed = 60km/h = 50/ 3 m/ s
Distance covered in passing the tunnel
= length of the train + length of the tunnel
= 800 + 200 = 1000m
= 1 km
Therefore, time taken to cross the tunnel = distance / speed = 1000 × 3/50 = 60m / s
Distance covered in passing the tunnel
= length of the train + length of the tunnel
= 800 + 200 = 1000m
= 1 km
Therefore, time taken to cross the tunnel = distance / speed = 1000 × 3/50 = 60m / s
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