Ward-Leonard system for controlling the speed of a dc motor is used where
A. the speed in both the directions is required.
B. very fine speed control over the whole range from zero to normal speed is required.
C. the accuracy in speed control is required.
D. all of the above.
Answer:D
Ward-Leonard system for controlling the speed of a dc motor is used where
A. the speed in both the directions is required. B. very fine speed control over the whole range from zero to normal speed is required. C. the accuracy in speed control is required. D. all of the above.