Podcast
Questions and Answers
What is the phenomenon responsible for inducing an electromotive force across the electrical conductor in an induction motor?
What is the phenomenon responsible for inducing an electromotive force across the electrical conductor in an induction motor?
- Electromagnetic conduction
- Electromagnetic induction (correct)
- Electromagnetic resistance
- Electromagnetic rotation
What is the difference between synchronous speed and rotor speed called in an induction motor?
What is the difference between synchronous speed and rotor speed called in an induction motor?
- Speed deviation
- Synchronous deviation
- Slip (correct)
- Rotor lag
Why are induction motors referred to as 'asynchronous motors'?
Why are induction motors referred to as 'asynchronous motors'?
- They operate at a speed less than synchronous speed (correct)
- They operate at a speed equal to synchronous speed
- They do not operate based on electromagnetic induction
- They operate at a speed greater than synchronous speed
What is the principle on which the induction motor operates?
What is the principle on which the induction motor operates?
What are the two types of rotors found in an induction motor?
What are the two types of rotors found in an induction motor?
What is the rotor induced EMF in an induction motor a result of?
What is the rotor induced EMF in an induction motor a result of?
What is the reason for the induction motor being referred to as an asynchronous motor?
What is the reason for the induction motor being referred to as an asynchronous motor?
What determines the frequency of both the rotor EMF and rotor current in an induction motor?
What determines the frequency of both the rotor EMF and rotor current in an induction motor?
Why does the rotor in an induction motor always run at a speed less than the synchronous speed?
Why does the rotor in an induction motor always run at a speed less than the synchronous speed?
What is slip in an induction motor?
What is slip in an induction motor?