Question #840
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What is the formula for the efficiency of a D.C generator? | D.C ಜನರೇಟರ್‌ನ ದಕ್ಷತೆಗೆ ಸೂತ್ರವೇನು?

A.
A
B.
B
C.
C
D.
D
Explanation

No explanation provided.