Worn out brushes

Armature coil open

Defective commutator

Field winding partially short

Defective capacitor

Open starting winding

Short in starting winding

Short in running winding

Provides current return path

Provides voltage level constant

Reduces voltage drop in wiring

Maintains load current constant

Amplifies the microwave signal

Changes the polarity every half cycle

Oscillate and produce cooking frequency

Converts microwave energy to electrical energy

Universal motor

Repulsion motor

Capacitor start induction run motor

Capacitor start capacitor run motor