The condition for maximum power in case of D.C. motor is________?
Aback e.m.f. = | x supply voltage
Bback e.m.f. = 2 x supply voltage
Csupply voltage = | x back e.m.f
Dsupply voltage = back e.m.f
Correct answer
A. back e.m.f. = | x supply voltage
Explanation
The correct answer is back e.m.f. = | x supply voltage.