A train 100m long is moving with the velocity of 72 kilometre per hour find the time it's taken to cross the bridge which is 2 kilometre long.
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Answer:
train takes 105 seconds to cross the bridge.
Explanation:
given
velocity = 72km/hr = 20m/s
total distance = 100+2000=2100m
time = distance/velocity
time = 2100/20
time = 105 s
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