Question
A train 200 m long running at 36 km/hr takes 45 seconds
to cross a bridge. The length of the bridge isSolution
Speed of train = 36 km/hr = 36 × (5 / 18) = 10 m / sec If the length of bridge be x metre, then ⇒ 10 = (200 + x)/45 ⇒ 200 + x = 450 ⇒ x = 450 – 200 = 250 metre
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