Q39
Which of the following is the principle of Golay cell which is used as a detector in IR spectroscopy?
A.
Expansion of gas upon heating
AnswerB.
Increase in resistance due to an increase in temperature and vice versa
C.
Temperature difference gives rise to a potential difference in the material
D.
Decrease in resistance due to an increase in temperature
Answer: Option A
Solution
Answer: Option A
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