Potentiometers: what they do and how they work: fizzics.org

A potentiometer is used to gradually vary the potential difference/voltage supplied to an electrical circuit. This video lesson explains how that works. Notes to go with this video are here:  https://www.fizzics.org/potentiometer...
If you have not come across potential dividers before, there is a video lesson here: Potential dividers,  what they are an...

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• #potential_difference
• #voltage
• #potentiometer
• #potential_divider
• #resistance
• #volts
• #pd
• #video_lesson
• #a_level_physics