Current Electricity Charging Discharging Of Capacitors Question 763

Question: As the temperature of hot junction increases, the thermo e.m.f.

[MP PET 1999]

Options:

A) Always increases

B) Always decreases

C) May increase or decrease

D) Always remains constant

Show Answer

Answer:

Correct Answer: C

Solution:

The graph between thermo emf and temperature of hot junction is parabolic in shape.