Question

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: (b).object and surrounding are at almost the same temperature.

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Q. Accurate temperature measurement performance of a radiation pyrometer can not be affected, if the

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