To get the speed of D.C. motor below the normal without wastage of electrical energy is…………. used.
A. Ward Leonard control
B. rheostatic control
C. any of the above method
D. none of the above method
Answer:A
To get the speed of D.C. motor below the normal without wastage of electrical energy is…………. used.
A. Ward Leonard control B. rheostatic control C. any of the above method D. none of the above method