Electronics: capacitor

electronics-capacitor

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93408

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A capacitor is _____ electronic components

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Explanation

A capacitor is a passive two terminal electrical components used to store energy in an electric field

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a capacitor consists of a pair of conductors separated by ______

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Explanation

A capacitor consists of a pair of conductors separated by a dielectric (insulator).

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C = Q/V: in the formula above, Q stands for _____

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Explanation

In the formula for capacitance: C = Q/V. - C= capacitance. - Q = charge. - V = voltage

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which of the following is the dielectric constant?

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Explanation

??? is the relative static permittivity (sometimes called the dielectric constant) of the material between the plates ( for a vacuum, ??? = 1)

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which of the following is the SI unit of capacitance?

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Explanation

The SI unit of the capacitance is the farad; one farad is one coulomb per volt

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An electrostatic capacitor is a _____ capacitor

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Explanation

An electrostatic capacitor is a fixed capacitor

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which of the following are electrostatic capacitors

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Explanation

Electrostatic capacitor can be classified into: ceramic capacitors, mica capacitors, plastic film capacitors, paper capacitors

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A ceramic capacitor is a ______ termnal, non-polar device

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Explanation

A ceramic capacitor is a two terminal, non polar device.

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which of the following capacitor is used as precision capacitors?

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Explanation

Mica capacitor are used as precision capacitor because of their low tolerance and high stability under temperature

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what is the electric constant (??)

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what is a fixed capacitor

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Explanation

Due to how there built, these capacitance filter energy and control its flow to a mainframe or internal processing center

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what is a variable capacitor

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