What is a potential divider?

A circuit that has two or more resistors in series with a power supply. The supply voltage is split between the resistors based on the ratio of their resistances.

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A potential divider has two resistors in series. If the output voltage is half the supply voltage, the resistors must be..

identical

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What are potential dividers used for?

Potential dividers are used to provide an output voltage between zero and the main supply voltage.

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What is a potentiometer?

A potentiometer is an adjustable potential divider. The resistor ratio is varied using a sliding or rotating electrical contact.

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