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1. |
A 250 V dc motor has an armature resistance of 0.5 Ω. It is drawing an armature current of 25 A, driving a certain load. Calculate the induced emf in the motor under this conditions. |
A. | 180.5 V |
B. | 237.5 V |
C. | 192.5 V |
D. | 625 V |
Answer» C. 192.5 V | |