When the armature current of 5 Amp is flowing through the dc motor the torque produced is 47 Nm.
Keeping the speed constant if the armature current is increased to 7 amp, calculate the new torque.
Assume losses to be constant.
A. 27.73 Nm .
B. 38.5 Nm.
C. 65.8 Nm.
D. 74 Nm.
Show Answer
Answer: C
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