What is Voltage - Learn All About Voltage in Terms of Electricity Explained in Simple Words with Definition, Unit, Symbol, Examples. What is voltage ? This page offers an easy-to-understand explanation of how voltage differs from current, the units in which it is measured, and other information. Overview Before you start using electronic devices, you need to develop a good understanding of current, resistance, voltage , and related topics. If you’re like most people, you're familiar with the words but lack a detailed understanding of the underlying concepts. This page provides an easy-to-understand introduction that ... What is Voltage ? Voltage (also known as electric potential difference, electromotive force emf, electric pressure, or electric tension) is defined as the electric potential difference per unit charge between two points in an electric field. Voltage is expressed mathematically (i.e. in formulas) using the symbol “V” or “E”. If you’re looking for a more intuitive explanation to help explain what voltage is, skip to this section of the article. Voltage is the work done to move a unit charge in an electric circuit. Learn how to calculate voltage , its SI unit, types, sources, and methods of measurement with examples and diagrams.
