From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001
From: prashantsinalkar
Date: Tue, 10 Oct 2017 12:27:19 +0530
Subject: initial commit / add all books

---
 1019/CH4/EX4.6/Example_4_6.sce | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 1019/CH4/EX4.6/Example_4_6.sce

(limited to '1019/CH4/EX4.6/Example_4_6.sce')

diff --git a/1019/CH4/EX4.6/Example_4_6.sce b/1019/CH4/EX4.6/Example_4_6.sce
new file mode 100644
index 000000000..ce9345d63
--- /dev/null
+++ b/1019/CH4/EX4.6/Example_4_6.sce
@@ -0,0 +1,21 @@
+//Example 4.6
+clear;
+clc;
+
+//Given
+R=8.314;// gas constant in J K^-1 mol^-1
+Cv=20.8; //specific heat capacity at constant volume of the gas in J K^-1 mol^-1
+w=0.1;//weight of the gas in kg
+T1=298; //initial temperature in K
+P1=30;//initial pressure in atm
+P2=10;//final pressure in atm
+
+//to calculate the entropy
+Cp=Cv+R;//specific heat capacity at constant pressure of the gas in J K^-1 mol^-1
+n=(w*1000)/28;//moles
+T2=T1*((Cv+(R*(P2/P1)))/Cp);//final temperature in K
+r=(P1*T2)/(T1*P2);//r=V2/V1
+delS=(n*Cv*log(T2/T1))+(n*R*log(r));//entropy change in J K^-1
+mprintf('Entropy of the system = %f J K^-1',delS);
+mprintf('\n final temperature = %f K',T2);
+//end
\ No newline at end of file
-- 
cgit