1: Unit I - Basic Principles of Electricity
Learning Objectives
When you have completed the Learning Tasks in this Competency, you will be able to:
- describe the composition of matter and the structure of the atom
- describe the principles of electricity and the theory of current flow
- describe basic types of electrical circuits and their characteristics
- describe electromagnetism
You will use electricity daily. Vehicles and machinery are started and often operated by electricity. Electric tools make the performance of your job easier and more efficient. However, to use electricity safely and effectively, it is important to understand electricity’s terminology and principles.
Thumbnail: Interior Communications Electrician 3rd Class Karla Martinez inspects wiring aboard the aircraft carrier USS Nimitz. (Public Domain; US Navy via Wikipedia )