4. Squirrel-cage induction motor is finding increasing application in high-power servo systems because new methods have been found to :
(a) increase its rotor resistance
(b) control its torque
(c) decrease its intertia
(d) decouple its torque and flux
Subject Name : Electrical Engineering Exam Name : IIT GATE, UPSC ESE, RRB, SSC, DMRC, NMRC, BSNL, DRDO, ISRO, BARC, NIELIT Posts Name : Assistant Engineer, Management Trainee, Junior Engineer, Technical Assistant Electrical Engineering Books
GATE 2023 Total Info ENGG DIPLOMA UGC NET Total Info IES 2023 Total Info PSUs 2022 Total Info CSIR UGC NET Total Info JAM 2023 Total Info M TECH 2023 Total Info RAILWAY 2022 Total Info
Related Posts
Stepper Motors » Exercise - 15. The rotor of a stepper motor has no : (a) windings (b) commutator (c) brushes (d) all of the above- Stepper Motors » Exercise - 1 10. The rotor of a stepper motor has no : (a) windings (b) commutator (c) brushes (d) all of the above
- Servomotors » Exercise - 12. One of the basic requirements of a servomotor is that it must produce high torque at all : (a) loads (b) frequencies (c) speeds (d) voltages
- Transformer » Exercise - 18. If the primary power of an ideal transformer having a 2:1 voltage ratio is 100 W, the secondary power is : (a) 50 W (b) 75 W (c) 100 W (d) 200 W
- Synchros » Exercise - 13. Which of the following synchros are used for error detection in a servo control system ? (a) control transmitter (b) control transformer (c) control receiver (d) both (a) and (b)