Capacitance is the ability of a system to store an electrical charge. It is a measure of the amount of charge that can be stored in a capacitor for a given voltage. Capacitance is represented by the symbol C and is measured in farads (F).

A capacitor is an electronic component that consists of two conductive plates separated by a dielectric material. When a voltage is applied to the plates, an electric field is created in the dielectric, causing a charge to accumulate on each plate. The amount of charge that can be stored on the plates is proportional to the voltage applied and the capacitance of the capacitor.

The capacitance of a capacitor depends on the size and shape of the plates, the distance between them, and the dielectric constant of the material between them. The larger the surface area of the plates and the closer they are together, the higher the capacitance. The capacitance also increases with a higher dielectric constant of the material.

Capacitance is an important parameter in electronic circuits and is used in a variety of applications, including energy storage, filtering, tuning, and timing and Learning Management System. Capacitors can be found in many electronic devices, such as power supplies, radios, televisions, and computers.