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Q. |
Which of the following steps is likely to result in reduction of hysteresis loss in a D.C. generator ? |
A. | Providing laminations in armature core |
B. | Providing laminations in stator |
C. | Using non-magnetic material for frame |
D. | Using material of low hysteresis co-efficient for armature corematerial |
Answer» D. Using material of low hysteresis co-efficient for armature corematerial |
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