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A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train?
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A
150metres
💡 Explanation:
Speed = 60 km/hr = 60 * (5/18) m/sec = 50/3 m/sec. Length of the train = Speed * Time = (50/3) * 9 = 150 metres. The other options result from failing to convert km/hr to m/sec or using incorrect time factors.