Q. As the temperature of hot junction increases, the thermo $e$.m.f
A) Always increases
B) Always decreases
C) May increases or de decreases
D) Always remains constant
Explanation
(c) The graph between thermo $emf$ and temperature of hot junction is parabolic in shape
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.