Mathematics · Electric Traction
An electric traction motor drives a train with a total mass of 50,000 kg. The train accelerates from rest to a speed of 60 km/h in 30 seconds. If the tractive effort is constant and there are no losses, what is the value of the tractive effort?
- 135.2 kN
- 246.8 kN
- 355.6 kN
- 427.8 kN✓
Correct answer
27.8 kN
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