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.


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