Question 179: Thermodynamics & KTG

Question

P-T diagram of an ideal gas having three different densities $\rho_1, \rho_2, \rho_3$ (in three different cases) is shown in the figure. Which of the following is correct :
![](https://app-content.cdn.examgoal.net/fly/@width/image/1lv0c9ybo/2046aa5a-f490-422f-b144-66f8e3b19492/550cfc40-fad0-11ee-891c-2b72d88c1441/file-1lv0c9ybp.png?format=png)

Accepted Answer

$\begin{aligned}
& P M=ho R T \
& \Rightarrow \frac{P}{T}=\left(\frac{R}{m}ight) ho=	ext { slope }
\end{aligned}$
So from given curve, $ho_1>ho_2>ho_3$

Answer

$\rho_1>\rho_2$

Answer

$\rho_2<\rho_3$

Answer

$\rho_1=\rho_2=\rho_3$

Answer

$\rho_1<\rho_2$

Thermodynamics & KTG

P-T diagram of an ideal gas having three different densities \rho_1, \rho_2, \rho_3 (in three different cases) is shown in the figure. Which of the following is correct :

Choose the correct answer: