Math, asked by sildarnei82, 7 months ago

a 200 t train experiences wind resistance equivalent to 62.5 N/t. the operating efficiency of the driving motor is 0.87 and the cost of electrical energy is 8 p/kW h. what is the cost of energy required to make the train travel 1 km ? if the train is supplied at a constant voltage of 1.5 kV and travel with a velocity of 80 km/h what is the supply current

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Answered by mptripathitripathi

4

Answer:

please give the options I I want you

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