AC SINGLE PHASE INDUCTION MOTORS - Quiz

1) What is the basic working principle of single phase universal motors?

Same as DC Motors Faradays laws Rotating magnetic field theory Flemings right hand rule

2) Which motor has very low starting torque?

Three phase squirrel cage motor Three phase slip ring motor Resistance start induction run motor Universal motor

3) Which type of rotor is used in capacitor start induction run single phase motor?

Slip ring type Commutator type Wound rotor type Squirrel cage type

4) How many number of windings are there in split phase resistance type induction motor?

1 2 3 4

5) Which winding circuit will have more resistance in split phase resistance type induction motor?

Main winding Compensating winding Auxilary winding Damper winding