Classwork Series and Exercises {Basic Technology – JSS2}: Principle Of Operation Of Electric Fan and Grinder
JSS 2 THIRD TERM BASIC TECH Week 2 Topic: PRINCIPLE OF OPERATION OF ELECTRIC FAN AND GRINDER (a) The Electric Fan The electric fan is basically an induction motor of the squirrel – cage rotor type in most cases. The shaft of the motor at the fan blade end is provided with a flat side