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A train take 15 second to cross a pole. If the speed of the train is 60 km/hr, then length of the train is:

Solution

Correct Option: 2

Speed =60=60 km/hr =60×518=503=\frac{60\times5}{18}=\frac{50}{3} m/s. Length == speed ×\times time =503×15=250=\frac{50}{3}\times15=250 m.

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