a
variation of pressure with temperature
b
expansivity of a liquid
c
change in resistance of a conductor
d
thermometric effect
e
change in color with temperature
Explanation
Correct Option
eNo explanation available
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Discussions (22)

Izikkernst
10 years ago
The selected answer is wrong:
Resistance is used to measure temperature so is pressure and liquid expansion i dont no of thermometric effect
REF: Check Cambridge Physics Course Book

montty
10 years ago
The ans is c
Optical pyrometer is a type thermometer whose thermometric property is based change in colour



