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Measurement, Conversion and Control - Technical MCQs

Q1:

The voltage produced by a thermocouple is called the _________.

A hot junction voltage

B cold junction voltage

C Seebeck voltage

D Hooke voltage

ANS:C - Seebeck voltage

The Seebeck effect states that when two different or unlike metals are joined together at two junctions, an electromotive force (emf) is generated at the two junctions. The amount of emf generated is different for different combinations of the metals.