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1. |
A 8 pole dc generator has a lap wound armature having 400 armature turns. If flux/pole is 10mWb and emf generated in armature is 200v then speed is -----rpm |
A. | 2000 rpm |
B. | 1500 rpm |
C. | 500 rpm |
D. | 1000rpm |
Answer» C. 500 rpm | |