Engineering, 05.03.2021 06:30, HOPING4632

a multiple unit electric train has 800 tonne mass. The resistance to motion is 100N per tonne of the train mass. If the electric motors can provide 200 kN tractive force, how long does it take to accelerate the train to a speed of 90km h from rest.

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a multiple unit electric train has 800 tonne mass. The resistance to motion is 100N per tonne of the...