Question
A train moving at a speed of 72 km/h takes 12.5 seconds
to pass a pole. If the train takes 24 seconds to completely cross a platform, what is the length of the platform?Solution
Speed of train = 72 × 5/18 = 20 m/s Length of train = 20 × 12.5 = 250 metres Length of platform = 24 × 20 – 250 = 230 metres
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