Basic Electrical Theory

The electric current always flows from positive to negative and takes the path with the least resistance. No single discovery has affected our lives our culture and our survival more than electricity. The rules of the national electrical code are written for people who have a pre existing knowledge of electricity.

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The general laws that govern electricity are few and simple but they are applied in an unlimited number of ways.

Basic electrical theory. Namely electric charge electric current and electric circuit. This series of articles on electrical theory is designed to be a refresher course for the electrical. An example of this is often seen when someone is working without wearing properly insulated footwear. The following is a brief description of the information presented in each module of the handbook.

Everything about basic electrical engineering. March 19 2020 march 19 2020 electricalenergy leave a comment on understanding basic electrical theory. Electric charge refers to a fundamental property of matter that even physicists don t totally understand. Understanding basic electrical theory.

We explain concepts like electricity resistance voltage inductors capacitors electromagnetism and more. To jump right in to the theory check out these articles from the basic electrical theory section covering core topics like voltage current and resistance. Ben s theory became the convention hence the term conventional current in electrical theory mathematics textbooks and electrical. Volume 1 of 4 module 1 basic electrical theory this module describes basic electrical concepts and introduces electrical terminology.

An electric circuit provides a path for the current to flow to a from a point. Let s start with three very basic concepts of electricity. It lights our way cooks our food and can even brush your teeth. In order to make sense of the code you must first understand basic electrical concepts such as voltage amperage resistance ohm s law wattage circuit theory and others.

The fundamental laws of electricity a strong foundation for any electrical worker is built on a thorough knowledge of the laws that govern the operation of electricity. To apply these concepts have a look at the basic electrical circuits articles to learn about series parallel and other types of circuits and their applications. No single discovery has influenced more than energy our lives our society and our survival. Ac fundamentals alternating current basic concepts basic electrical fundamentals electrical design protection.

Module 2 basic. It states that an invisible fluid known as electricity tended to flow through a wire from the positive to the negative. The electrical science handbook consists of fifteen modules that are contained in four volumes. Benjamin franklin theorized this when very little was known about electricity.

Suffice it to say that two of the tiny particles that make up atoms protons and electrons are the bearers of electric charge. Understanding basic electrical theory. But what is electricity really.