Zeroth law of thermodynamics this law is used in

   

MCQ  

Zeroth law of thermodynamics this law is used in ..........




Options 

A) Bore gauge

B) Thermometer 

C) Pressure gauge 

D) All of these 


Correct answer : option B ( solution discussed below)



Solution

zeroth law of thermodynamics this law is says that when two system are thermal equilibrium with Third system then they also equilibrium with each other. 

Zeroth law of thermodynamics this law is used thermometer .  

Zeroth law of thermodynamics this law is used full for temperature measurements by using thermometer.
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