Rectifiers, Forward Bias and Reverse Bias
Rectifiers Most electrical power generating stations produce alternating current. The major reason for generating AC is that it can be
Thermocouples
A thermocouple is a device used to convert heat energy into a voltage output. The thermocouple consists of two different
DC Generator
A simple DC generator consists of an armature coil with a single turn of wire. The armature coil cuts across
Batteries
A battery consists of two or more chemical cells connected in series. The combination of materials within a battery is
Electrical Symbols
To read and interpret electrical system diagrams and schematics, one must be thoroughly familiar with the many symbols used. Once
Magnetic Circuits
Magnetic Circuits A magnetic circuit can be compared with an electric current in which EMF, or voltage, produces a current
Magnetism
Certain metals and metallic oxides have the ability to attract other metals. This property is called magnetism, and the materials
Methods of Producing Voltage (Electricity)
This article provides information on the following methods of producing electricity: Electrochemistry Static (friction) Induction (magnetism) Piezoelectric (pressure) Thermal (heat)
Units of Electrical Measurement
Using Ohm’s Law and the System Internationale (SI) Metric System, electrical measuring units can be derived. The following electrical parameters,
Conductor, Insulator, Resistor and Current Flow
Knowledge of key electrical terminology is necessary to fully understand principles in electrical theory. The following are key terms: Conductor