What Is a Capacitor Used for?


A capacitor is a device used to store an electric charge, consisting of one or more pairs of conductors separated by an insulator. It is basically a passive electronic component that consist a pair of conductors which are separated by a dielectric.
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What Are Capacitors Used for?
Electronic circuits use capacitors to store and release electricity in controlled amounts. These components consist of a pair of metal foils separated by a thin insulator. A voltage on the foils creates an electric field in the insulator, storing... More »
Difficulty: Easy
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A capacitor is normally used to store energy in an electric field. It is a passive two-terminal electrical component comprising of a pair of conductors separated by a dielectric. They are also used to smooth different DC supplies by acting as a reservoir of charge.
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