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

---
 1808/CH3/EX3.21/Chapter3_Exampl21.sce | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 1808/CH3/EX3.21/Chapter3_Exampl21.sce

(limited to '1808/CH3/EX3.21')

diff --git a/1808/CH3/EX3.21/Chapter3_Exampl21.sce b/1808/CH3/EX3.21/Chapter3_Exampl21.sce
new file mode 100644
index 000000000..0768747a3
--- /dev/null
+++ b/1808/CH3/EX3.21/Chapter3_Exampl21.sce
@@ -0,0 +1,19 @@
+clc
+clear
+//INPUT DATA
+l=30;//Stroke in cm
+d=17;//Bore in cm
+vc=440*10^6;//Clearance volume in m^3
+r=0.05;//cutoff ratio
+g=1.4;//constant
+
+//CALCULATIONS
+vs=((3.14*(d^2)*l)*10^6)/4;//swept volume in m^3
+v1=vs+vc;//Total volume in m^3
+v3=vc+(r*(v1-vc));//volume at point of cutoff
+ro=v3/vc;//cutoff ratio
+Rc=(vs+vc)/vc;//compression ratio
+nd=(1-(((1/(Rc^(g-1))))*(((ro^g)-1)/((ro-1)*g))))*100;//Air standard efficiency in precentage
+
+//OUTPUT
+printf('Air standard efficiency is %3.2f precentage',nd)
-- 
cgit