Capacitor - Wikipedia
In electronics, a capacitor is a device that stores electrical energy by accumulating electric charges on two closely spaced surfaces that are insulated from each other. It is a passive electronic component …
How Capacitors Work | HowStuffWorks
In this article, we'll learn exactly what a capacitor is, what it does and how it's used in electronics. We'll also look at the history of the capacitor and how several people helped shape its progress.
What is a Capacitor, And What is Capacitance? - Electrical4U
Feb 15, 2014 · In a circuit, a capacitor acts as a charge storage device. It stores electric charge when voltage is applied across it and releases the charge back into the circuit when needed. A basic …
A Complete Guide to Capacitors - Circuit Basics
A capacitor is an electrical component used to store energy in an electric field. It has two electrical conductors separated by a dielectric material that both accumulate charge when connected to a …
Capacitor in Electronics – What It Is and What It Does
May 19, 2024 · A capacitor is an electrical component that stores energy in an electric field. It is a passive device that consists of two conductors separated by an insulating material known as a …
Capacitor | Definition, Function, & Facts | Britannica
Oct 10, 2025 · A capacitor, also called a condenser, is thus essentially a sandwich of two plates of conducting material separated by an insulating material, or dielectric. Its primary function is to store …
What is Capacitor - Types, Formula, Symbol, How it Works, Unit
Jul 22, 2025 · A capacitor is a passive electrical component that can store energy in the electric field between a pair of conductors (called “plates”). In simple words, we can say that a capacitor is a …