Q. Consider the following two statements $A$ and $B,$ and identify the correct choice out of given answers A. Thermo $e$.m.f. is minimum at neutral temperature of a thermocouple B. When two junctions made of two different metallic wires are maintained at different temperatures, an electric current is generated in the circuit
A) $A$ is false and $B$ is true
B) $A$ is true and $B$ is false
C) Both $A$ and $B$ are false
D) Both $A$ and $B$ are true
Explanation
(a) $A$ is false because at neutral temperature thermo emf is maximum. $B$ is true
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.