a train 350 M long process and electric pole in 28 seconds find the speed of the train in kilometre per hour
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Answer is 125/10m/s mark me
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it is easy I will say distance covered is 350 m and time taken is 28 seconds so speed=350/28 hence speed is 12.5 m/s it travels 12.5 m in one second then in one hour i.e. 3600 s it can travel 3600×12.5 which is 45000 m hence it travels 45 km /hr please mark me I explained you clearly
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