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1. |
A separately excited dc generator having armature resistance of 0.1 Ω supplies 4 kW at a terminal voltage of 200 V. If the machine is now operated as a motor at the same terminal voltage and the same armature current with the flux/pole being increased by 10%, the ratio of the generator speed to the motor speed will approximately be |
A. | 0.09 |
B. | 0.11 |
C. | 1.04 |
D. | 1.12 |
Answer» E. | |