Question
Length of a train, whose speed is 54 km/h, is 270 metres.
Find the time taken (in seconds) by train to cross a bridge of length 330 metres.Solution
Speed of train = 54 km/h = 54 × (5/18) = 15 m/s
Required time = (270 + 330) ÷ 15 = 600 ÷ 15 = 40 seconds
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