%_Which of the following is not suitable for measuring the temperature – McqOptions

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1.	%_Which of the following is not suitable for measuring the temperature of a red hot object in the range of 800 - 1600¬¨‚àûC?_%
A.	Optical pyrometer
B.	Radiation pyrometer
C.	Photoelectric pyrometer
D.	Thermocouples
Answer» E.

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