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Assertion: Thermocouple acts as a heat e...

Assertion: Thermocouple acts as a heat engine.
Reason: When two junctions of thermcouple are at different temperature, thermo emf is produced.

A

If both Assertion `&` Reason are True `&` the Reason is a correct explanantion of the Assertion

B

If both Assertion `&` Reason True but Reason is not a correct explanation of the Assertion

C

If Assertion is True but the Reason is False

D

If both Assertion `&` Reason are False.

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Assertion : Thermocouple acts as a heat engine. Reason : When two junctions of thermocouple are at different temperature, thermo e.m.f. is produced.

Above neutral temperature, thermo e.m.f. in a thermocouple

Assertion : When temperature of cold junction of a thermocouple is lowered, the value of neutral temperature of this thermocouple is raised. Reason : When the difference of temperature of two junction is raised, more thermo e.m.f. is produced.

Assertion: When temperature of cold junction of a thermocouple is lowered, the value of neutral temperature of this thermo couple is raised. Reason: When the difference of temperature of two junction is raised. More thermo emf is produced.

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.

The rate of increase of thermo-emf with temperature at the neutral temperature of a thermocouple

As the temperature of hot junction of a thermo-couple is increased (while cold junction is at constant temperature), the thermo e.m.f .

The cold junction of a thermocouple is at 0^(@)C . The thermo e.m.f. epsilon , in volts, generated in this thermocouple varies with temperature t^(@)C of the hot junction as epsilon=6+4t-(t^(2))/(32) . The neutral temperature of the thermocouple

For a thermocouple, the temperature of inversion is that temperature at which thermo e.m.f. is

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