Colloquially, a capacitor may be called a cap. [2] The utility of a capacitor depends on its capacitance. While some capacitance exists between any two electrical conductors in proximity in a circuit, a …

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.

Nov 21, 2025 · capacitor, device for storing electrical energy, consisting of two conductors in close proximity and insulated from each other. A simple example of such a storage device is the parallel …

Variable capacitors are capacitors with a capacitance that can be varied based on the requirement to a specific range of values. Variable capacitors consist of plates made of metal.

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 …

May 8, 2025 · Learn how a capacitor is a passive electronic component that stores an electrical charge and is used in almost every electronic circuit.

Jun 13, 2025 · Learn what a capacitor is, how it works, and the types of capacitors used in electronics. Understand capacitance, markings, and applications in circuits.

Jul 10, 2025 · What is a Capacitor? An electronic device containing two terminals that stores and distributes electrical energy is called a capacitor. The main purpose of a capacitor is to store …

May 19, 2024 · It is a passive device that consists of two conductors separated by an insulating material known as a dielectric. When a voltage is applied across the conductors, an electric field develops …

Nov 29, 2017 · A capacitor can store electric energy when it is connected to its charging circuit. And when it is disconnected from its charging circuit, it can dissipate that stored energy, so it can be used …