a train 700 M long is running at the speed of 72 km per hour if it crosses a tunnel in 1 minute then the length of Tunnel is
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7
speed=20m/s
distance=60×20=1200
1200=l of train + tunnel=
=1200-700=500m
distance=60×20=1200
1200=l of train + tunnel=
=1200-700=500m
PermishVerma:
u sure
Answered by
3
distance=speed×time
1min=60sec
72km/h=72×1000/3600=20m/s
20×60
1min=60sec
72km/h=72×1000/3600=20m/s
20×60
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