From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001
From: priyanka
Date: Wed, 24 Jun 2015 15:03:17 +0530
Subject: initial commit / add all books

---
 3456/CH2/EX2.1/Ex2_1.sce | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 3456/CH2/EX2.1/Ex2_1.sce

(limited to '3456/CH2/EX2.1/Ex2_1.sce')

diff --git a/3456/CH2/EX2.1/Ex2_1.sce b/3456/CH2/EX2.1/Ex2_1.sce
new file mode 100644
index 000000000..024ebaa28
--- /dev/null
+++ b/3456/CH2/EX2.1/Ex2_1.sce
@@ -0,0 +1,19 @@
+//Example 2.1
+//State of Stress in two dimensions
+//Page No. 25
+clc;clear;close;
+
+sigma_x=25;           //no unit
+sigma_y=5;             //no unit
+theta=45;               //in degrees
+sigma_x_=50;            //in Mpa
+T_x_y_=5;              //in Mpa
+A=[(sigma_x+sigma_y)/2+(sigma_x-sigma_y)/2*cosd(2*theta),sind(2*theta);(sigma_y-sigma_x)/2*sind(2*theta),cosd(2*theta)];
+B=[sigma_x_;T_x_y_];
+X=inv(A)*B;
+p=X(1);
+T_xy=X(2);
+sigma_x1=sigma_x*p;
+sigma_y1=sigma_y*p;
+sigma_y_=sigma_x1+sigma_y1-sigma_x_;
+printf('\nsigma_x= %g MPa\nsigma_y= %g MPa\nT_xy= %g MPa\nsigma_y`= %g MPa',sigma_x1,sigma_y1,T_xy,sigma_y_);
-- 
cgit