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1. |
A 4-ploe generator has a wave-wound armature with 750 conductors, and it delivers 100 A on full load. Calculate the armature demagnetizing and cross-magnetizing A-T/pole, if the brush lead is 8°. |
A. | Demagnetizing A-T/pole = 800; cross-magnetizing A – T/pole = 3700 |
B. | Demagnetizing A-T/pole = 3700; cross-magnetizing A-T/pole = 800 |
C. | Demagnetizing a-T/pole = 80; cross-magnetizing A-T/pole = 370 |
D. | Demagnetizing A –T/pole = 370; cross-magnetizing A-T/pole = 800 |
Answer» B. Demagnetizing A-T/pole = 3700; cross-magnetizing A-T/pole = 800 | |