Refrigeration & Air Conditioning Mechanic Red Seal · Question
Which type of resistor changes its resistance significantly with temperature, often used in temperature sensing applications?
A thermistor is a type of resistor whose resistance is highly dependent on temperature, commonly used in sensors for HVAC/R systems.
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Question: Which type of resistor changes its resistance significantly with temperature, often used in temperature sensing applications?
Answer options:
- Fixed resistor
- Potentiometer ✅ Thermistor
- Varistor
Correct answer: Thermistor
Explanation: A thermistor is a type of resistor whose resistance is highly dependent on temperature, commonly used in sensors for HVAC/R systems.
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Question explanations
- Which of the following refrigerants is a hydrofluorocarbon (HFC) and has a high ozone depletion potential (ODP
- Which component is responsible for compressing the refrigerant vapour to a high pressure and temperature?
- According to the Canadian Electrical Code (CEC), what is the minimum required working clearance in front of el
- What is the main operating characteristic difference between a fixed orifice (capillary tube) and a Thermostat
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