In constant volume Hydrogen gas Thermometer, a correction has to be ap – McqOptions

MCQOPTIONS

1.	In constant volume Hydrogen gas Thermometer, a correction has to be applied, because
A.	Hydrogen is impure
B.	Expansion of Hydrogen is non-linear
C.	Density of mercury changes
D.	None of the above
E.	Optical pyrometer
Answer» C.

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