Physics, 04.09.2019 00:20 shongmadi77
The engine of a locomotive exerts a constant force of 8.1*10^5 n to accelerate a train to 68 km/h. determine the time (in min) taken for the train of mass 1.9*10^7 kg to reach this speed from rest.
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The engine of a locomotive exerts a constant force of 8.1*10^5 n to accelerate a train to 68 km/h. d...
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