Which of the following thermometers measures temperature from the thermal radiation emitted by objects?
a
Pyrometer thermometer
b
Platinum resistance thermometer
c
Thermocouple thermometer
d
Constant pressure gas thermometer
Explanation
Correct Option
aVideo Explanation
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Bt1
2 years ago
Pyrometer Thermometer
The thermometer operates on Stefan’s law.
This device measures the temperature from the heat radiation emitted by the objects.
These thermometers can be used without being in contact with the objects.
A pyrometer Thermometer measures a temperature greater than 2000 k.
