Vidyalelo
Electrical Engineering · Q28

Polyphase Induction Motors

Engineering and GATE · Electrical Engineering · question 28

Q28

Step-less speed control of induction motor is possible by which of the following methods?

A.
e.m.f. injection in rotor eueuit
B.
Changing the number of poles
Answer
C.
Cascade operation
D.
None of the above

Answer: Option B

Solution

Answer: Option B
No explanation is given for this question Let's Discuss on Board