Numerical - Calculate efficiency of generator, given copper losses and stray losses

Q.  A d.c. shunt generator delivers 190 A at a terminal voltage of 220 V. The copper losses and stray losses are 2000 W and 1000 W respectively. The efficiency of the generator is
- Published on 19 Oct 15

a. 91.35 %
b. 92.60 %
c. 93.30 %
d. 94.23 %

ANSWER: 93.30 %

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