Corrosion is the gradual destruction of a metal in a damp atmosphere by means of…

A material must contain charged particles to be able to conduct electric current. In solids,…

In general, as the temperature of a material increases, most conductors increase in resistance, insulators…

Resistance and resistivity

For a continuous current to flow between two points in a circuit a potential difference…

Standard symbols for electrical components Symbols are used for components in electrical circuit diagrams and…

The unit of electric potential is the volt (V) where one volt is one joule…

SI units The system of units used in engineering and science is the Systeme Inter-…

Overview A multiplexer is a device that brings the concept of a rotary switch in…

Ripple carry adder  It is possible to create a logical circuit using multiple full adders…