Question

Kevin Wu

請問有人會這題物理題目嗎？

) 15. Consider an ideal gas system.            is the physical quantity which is not a “state
variable”

(A) heat  (B) pressure。 (C)temperature” (D) density (E) volume

Answer 1

訪客

A

訪客

we know that U(inner energy) is a state function and it is determined by P(pressure),V(volume),and T(temperature).That is, P, V, and T are state variables. Also, density can be derived from P,V,and T,so density is also a state variable. Finally, the answer will be A(heat).