potentiometer
[/pəˌtenʃiˈɑːmɪtər/]
nounmasculinepl: potentiometers
potenciômetro
1. An electronic instrument used to measure electric potential difference or voltage between two points in a circuit
The technician used a potentiometer to measure the voltage across the resistor.
O técnico usou um potenciômetro para medir a tensão através do resistor.
2. A variable resistor with three terminals, used to adjust the level of electrical current or voltage in a circuit
You can adjust the volume of the amplifier by turning the potentiometer.
Você pode ajustar o volume do amplificador girando o potenciômetro.
3. A device for measuring electromotive force by comparison with a known potential difference
A standard potentiometer is essential equipment in electrical laboratories.
Um potenciômetro padrão é um equipamento essencial em laboratórios elétricos.
The term 'potenciômetro' is universally recognized in technical and engineering communities in both Brazil and Portugal. In colloquial settings, particularly among non-technical audiences, the shortened form 'pot' is occasionally used in English-speaking countries, though this is less common in Portuguese-speaking regions where the full term is preferred for clarity.
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