Find the Length of the Bridge
Find the length of the bridge, which a train 130 meters long and traveling at 45 km per hour can cross in 30 seconds?
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Convert 45 km/hr to 25/2 m/s.
Multiply 25/2 m/s and 30 seconds to get the total distance= 375 metres.
Then, 375-130= 245 metres.
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