Law of thermodynamics basis of temperature measurement - Thermodynamics

Q.  Which law of thermodynamics is the basis of temperature measurement?
- Published on 19 Aug 15

a. Zeroth law of thermodynamics
b. First law of thermodynamics
c. Second law of thermodynamics
d. none of the above

ANSWER: Zeroth law of thermodynamics
 
When a body A is in thermal equilibrium with a body B, And also the same body A is in thermal equilibrium with a body C, then body B and body C are also in thermal equilibrium with each other. This is called as Zeroth Law of Thermodynamics. It is the basis of temperature measurement.

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