O-LevelPhysicsThermal Physics5054/11 · May/June 2012 · Q181 Mark
Many gas appliances such as ovens and heaters use a small flame to ignite the main burner. To make sure that the small flame is burning, a temperature-measuring device is inserted into the flame. What is the most suitable device to use?
Aclinical thermometer
Bmercury manometer
Cthermocouple thermometer
Dwater manometer
✓ Correct answer
C: thermocouple thermometer
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