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Do all the thermocouples have a neutral ...

Do all the thermocouples have a neutral temperature?

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The thermo emf of a therocouple , one junction of which is kept at 0^(@)C , is given by varepsilon=at+bt^(2) where a and b constants of the thermocouple . Calculate the neutral temperature and peltier and Thomson coefficients.

For a thermocouple, the neutral temperature is 570^(@)C and the temperature of its cold junction is 50^(@)C . If there is no deflection in the galvanometer, the temperature of the hot junction should be

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For a thermocouple, the neutral temperature is 300^(@)C and the temperature of its cold junction is 30^(@)C . If there is no deflection in the galvanometer, the temperature of the hot junction should be

A thermocouple of negligible resistance produces an emf fo 40 mu V//^(@)C in the linear range of temperature. A galvanometer of resistance 10 Omega whose sensitivity is 1 mu A//div is employed with the thermocouple. The smallest value of temperature difference that can be detected by the system will

A thermocouple of negligible resistance produces an emf fo 40 mu V//^(@)C in the linear range of temperature. A galvanometer of resistance 10 Omega whose sensitivity is 1 mu A//div is employed with the thermocouple. The smallest value of temperature difference that can be detected by the system will

If the temperature of cold junction of thermocouple is lowered, then the neutral temperature

The temperature of inversion of a thermocouple is 620^(@)C and the neutral temperature is 300^(@)C . What is the temperature of cold junction?

The emf varepsilon of a Cu-Fe thermocouple varies with the temperature theta of the hot junction (cold junction at 0^(@)C ), as varepsilon(mu V)=14 theta-0.02 theta^(2) Determine the neutral temperature.

Thermo e.m.f. E of a Cu-Fe thermocouple varies with the temperature theta of the hot junction ( cold juction 0^(@)C ) as E(muV)=12theta-0.02 theta^(2) . Determine:- (a) Neutral temperature of the termocouple (b) Temperature of inversion, assuming that cold junction is at 20^(@)C . (c) Value of Seebeck coefficient at neutral temperature