Physics, asked by nickname0606, 3 months ago

The resistance of a train weighing 10⁵kg moving at a speed of 72km/h is 5gwt/kg . Find the rate at which the engine is doing work . The engine consumed 400 kg of coal per hour and burning of 1kg off coql produces 1.44×10⁷J .What portion of this energy is usually employed ?​

Answers

Answered by samarendralaishram54
3

Answer:

sorry friend ian try in next time

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