For a constant supply voltage, what are the effects of inserting a series resistance in the field circuit of a dc shunt motor, on its speed and torque?
A. Speed will decrease and the torque will decrease.
B. Speed will increase and the torque will increase.
C. Speed will increase and the torque will decrease.
D. Speed will decrease and the torque will increase.
Show Answer
Answer: C
Share your understanding of this question with the correct explanation.