Mathematics · Electrical Networks
Two tram cars (A and B) located 2 km and 6 km away from a substation return 40 A and 20 A, respectively, to the rails. The substation voltage is 600 V DC. The resistance of the trolley wire is 0.25 Ω/km and that of the track is 0.03 Ω/km. Calculate the voltage across each tram car.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1VA = 566.4 V; VB = 544 V✓
- 2VA = 506 V; VB = 520 V
- 3VA = 570.4 V; VB = 511 V
- 4VA = 166.4 V; VB = 604 V
Correct answer
VA = 566.4 V; VB = 544 V
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