A train 100m long is moving with a speed of 60 km/h.In what time shall it cross a bridge of 1 km long?
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Hello there !!
1 km = 1000 m
total distance = 100 m + 1000 , = 1100 m
speed = 60 km /hr = 60 x 5/18
= 16.66 m/s
time = distance / speed
= 1100 / 16.66
= 66.026 sec [ approx. ]
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