A) heat is produced at junction where current is from Sb the Bi
B) heat is absorbed at junction where current is from Sb to Bi
C) Both junction will become hot
D) Both junction will become cold
Correct Answer: A
Solution :
When current is passed through a Sb-Bi thermocouple, then heat is produced at the junction at which current flows from Sb to Bi due to Peltier effect.
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