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Q. Among the following, the set of parameters that represents path function, is :
(A) $q + w $
(B) $q $
(C) $w $
(D) $H-TS$

JEE MainJEE Main 2019Thermodynamics

Solution:

(A) q + w = $\Delta$U $\leftarrow$ definite quantity
(B) q $\rightarrow$ Path function
(C) w $\rightarrow$ Path function
(D) H - TS = G $\rightarrow$ state function