The electrical efficiency of a dc machine is given as the ratio of ___

The electrical efficiency of a dc machine is given as the ratio of

A. VIL and EgIa in case of generator.
B. EbIa and in case of motor.
C. output/input
D. output/output + total loss
E. both (A) and (B).

Show Answer

Answer: E

Share your understanding of this question with the correct explanation.