BRAINCAKESensing Circuits
A potential divider circuit with one of the resistors being a thermistors can be used as a temperature sensing circuit.
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Key terms in this lesson
- potential difference
- The work done, or energy transferred, per unit charge as charge moves between two points in a circuit.
- resistance
- The ratio of the potential difference across a component to the current through it.
- thermistor
- A resistor whose resistance changes significantly with temperature, typically made from a semiconductor.
- potential divider
- A circuit of two or more resistors in series used to divide the potential difference of a source into smaller, chosen values.
More in Electricity
- Kirchoff's Second Law
- Series Circuits
- Parallel Circuits
- Combining Resistors
- Analysing Circuits
- Internal Resistance
- Potential Divider Circuits
- The Potentiometer
All 30 lessons in Electricity · All OCR AS-level Physics topics