In a thermocouple two metal junctions between metals M1 and M2 are kept at temperature T1 and T2.
The thermocouple emf is produced because
A. M1, M2 are similar and T1, T2 are equal
B. M1, M2 are similar but T1, T2 are unequal
C. M1, M2 are dissimilar but T1, T2 are equal
D. M1, M2 are dissimilar but T1, T2 are unequal
Show Answer
Answer: D
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