A train 150 M long is running at 72 km per hour it crosses a bridge in 13 second find the length of the bridge
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speed = 72 kmph = 72×5/18 m/s = 20m/s
time = 13s
distance = 20×13 = 260m
length of bridge = 260 -150 = 90m
time = 13s
distance = 20×13 = 260m
length of bridge = 260 -150 = 90m
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