Pyrometry refers to the measurement of temperature – McqOptions

MCQOPTIONS

1.	Pyrometry refers to the measurement of temperature
A.	with the mercurial thermometer upto 350¬∞C.
B.	directly.
C.	which is of higher magnitude.
D.	all (a), (b) & (c).
Answer» D. all (a), (b) & (c).

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