Home
Class 12
PHYSICS
Above neutral temperature , the thermo e...

Above neutral temperature , the thermo emf

A

is constant

B

increases

C

decreases

D

changes its direction

Text Solution

Verified by Experts

The correct Answer is:
c
Promotional Banner

Similar Questions

Explore conceptually related problems

If the temperature of hot junction is increased beyond inversion temperature then the thermo emf

Is inversion temperature always double of the neutral temperature? Does the unit of temperature have an effect in deciding this question?

The rate of increase of thermo e.m.f with temperature at the neutral temperature of a thermocouple:

Consider the following statements regarding a thermocouple. (A) The neutral temperature does not depend on the temperature of the cold junction. (B) The inversion temperature does not depend on the temperature of the cold junction.

Find the neutral temperature and inversion temperature of copper-iron thermocouple if the reference junction is kept at 0^@ C . Use the data in table.

Snakes change their body temperature with changes in external temperature . But human beings not . Classify the organsim according to the above character and explain.

If the cold junction of a thermocouple is kept at 0^@C and the hot junction is keot at T^@C then the relation between neutral temperature (T_n) and temperature of inversion (T_i) is :

Is neutral temperature always the arithmetic mean of the inversion temperature and the temperature of the cold junction? Does the unit of temperature have an effect in deciding this question?

When the hot and cold junctions of a thermo couple are interchanged then the thermo emf