

MCQOPTIONS
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1. |
The condition for maximum power in case of D.C. motor is______________? |
A. | back e.m.f. = 2 x supply voltage |
B. | back e.m.f. = | x supply voltage |
C. | supply voltage = | x back e.m.f |
D. | supply voltage = back e.m.f |
Answer» C. supply voltage = | x back e.m.f | |