# Zeroth law of thermodynamics________________? with Answer - Mechanical Engineering Mcqs | ExamZone

> Solved MCQ: Zeroth law of thermodynamics________________? Correct Answer: C. states that if two systems are both in equilibrium with a third system, they are in thermal equilibrium with each other. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# Zeroth law of thermodynamics________________?

Direct Answer & Quick Reference

The correct option is **C. states that if two systems are both in equilibrium with a third system, they are in thermal equilibrium with each other**.

A. deals with conversion of mass and energy

B. deals with reversibility and irreversibility of process

C. states that if two systems are both in equilibrium with a third system, they are in thermal equilibrium with each other **(Correct Answer)**

D. deals with heat engines

E. does not exist

Verified Key: C. states that if two systems are both in equilibrium with a third system, they are in thermal equilibrium with each other
Solved by 5,563+ students

Verified against official examination board answer keys and standard curriculum textbooks.

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