Question

When the junctions of two dissimilar metals are maintained at different temperatures an electromotive force is is set up in the circuit of which these junctions are part. A pair of juntions of this kind and the effect are known respectively as
thermistor and Peltier effect
resistance thermometer and Joule effect
pyrometer and Joule effect
thermocouple and Seebeck effect

19 Which of the following is not an equation of state of a thermodynamic system?
Charles law
Ideal gas law
Van der Waals equation
Kirchoff's junction rule

20 Units for thermal conductivity
J/kg.K
J/mol.K
J.ohm/sec.K2
W/m.K

Answer 1

Answer on Question #52088, Physics, Field Theory

When the junctions of two dissimilar metals are maintained at different temperatures an electromotive force is set up in the circuit of which these junctions are part. A pair of junctions of this kind and the effect are known respectively as

thermistor and Peltier effect

resistance thermometer and Joule effect

pyrometer and Joule effect

thermocouple and Seebeck effect

Answer: thermocouple and Seebeck effect

19 Which of the following is not an equation of state of a thermodynamic system?

Charles law

Ideal gas law

Van der Waals equation

Kirchoff's junction rule

Answer: Kirchoff's junction rule

20 Units for thermal conductivity

J/kg.K

J/mol.K

J.ohm/sec.K2

W/m.K

Answer: W/m.K

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