Q. Which of the following is unique function of initial and final states?
A) dQ
B) dW
C) dU
D) $\mathrm{\Delta}Q\ and\ \mathrm{\Delta}W$
Explanation
(c) The internal energy U of a thermodynamic system is a characteristic property of the state of the system, it does not matter, how that state has been obtained U is a unique function because it depends only upon the state of the system.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.