Accurate temperature measurement performance of a radiation pyrometer – McqOptions

MCQOPTIONS

1.	Accurate temperature measurement performance of a radiation pyrometer can not be affected, if the
A.	enhancement or attentuation of redia-tion occurs in the sighting path.
B.	object and surrounding are at almost the same temperature.
C.	object has varying emissivity.
D.	object is transparent.
Answer» C. object has varying emissivity.

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