Question #81856

The magnetic drives are like an electric motor. They use 1000 kW of power to accelerate the cart along the horizontal section of track in 7 seconds. Calculate the total Electromagnetic Energy applied to the system (use W=Pt). Give your answer in kJ.

Expert's answer

The energy applied to the system is equal to work done by the electric field

W = power*time=1000 kW * 7 s = 7000 kJ

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