A differentially compounded dc motor is running at rated speed. If the series field winding of the motor gets short circuited, the speed of the motor will
A. remain unaltered.
B. increase.
C. decrease.
D. be zero.
Answer:C
A differentially compounded dc motor is running at rated speed. If the series field winding of the motor gets short circuited, the speed of the motor will
A. remain unaltered. B. increase. C. decrease. D. be zero.