Mathematics · Electrical Machines
A 3-phase, star-connected alternator delivers 10 kVA at 0.8 lagging power factor and a line-to-line voltage of 400 V. If the effective armature phase resistance is 2 Ω, calculate the total copper loss of the alternator.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1706 W
- 2417 W
- 31250 W✓
- 4200.8 W
Correct answer
1250 W
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