Types of electric motors are discussed, along with starting and running components and characteristics, motor speeds, and power supplies. Specific topics also included are single and split phase motors, the centrifugal switch, electronic replay, capacitor start motors, capacitors run motors, permanent split capacitor motors, shaded pole motors, and single phase hermetic motors, positive temperature coefficient motors, and variable speed motors. Discussions will take place pertaining to various characteristics and insulations, bearings, mountings, and motor drives.