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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /1898/CH1/EX1.7 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '1898/CH1/EX1.7')
| -rwxr-xr-x | 1898/CH1/EX1.7/Ex1_7.sce | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/1898/CH1/EX1.7/Ex1_7.sce b/1898/CH1/EX1.7/Ex1_7.sce new file mode 100755 index 000000000..2f5513af7 --- /dev/null +++ b/1898/CH1/EX1.7/Ex1_7.sce @@ -0,0 +1,45 @@ +clear all; clc;
+
+
+disp("Scilab Code Ex 1.7 :")
+
+//Given :
+m_lamp = 80; //Mass of lamp in Kg.
+d_ab = 10; // Diameter of AB in mm.
+d_bc = 8; // Diameter of BC in mm.
+ab_h = 60 *(%pi/180); // In degrees - Angle made by AB with the horizontal.
+w = m_lamp*9.81; //N
+a_bc = (%pi/4)*(d_bc^2); //m^2 Area of cross section of rod BC
+a_ab = (%pi/4)*(d_ab^2); //m^2 Area of cross section of rod AB
+
+
+
+// Equations of equilibrium: Solving equilibrium equations simultaneously ,using matrices ,in the x and y directions to obtain force in BC and force in BA.
+
+
+a = [(4/5) -(cos(ab_h)) ; (3/5) (sin(ab_h))];
+b = [0 ; w];
+f = zeros(1)
+
+f = a\b;
+f_bc = f(1); // Force in BC in N.
+f_ba = f(2); //Force in BA in N.
+avg_normal_stress_a = f_ba / a_ab; //Mpa Average Normal Stress in AB
+avg_normal_stress_c = f_bc/ a_bc;// Mpa Average Normal Stress in BC
+
+
+// Displaying results:
+
+
+printf('\n\nThe Weight of lamp = %.2f N',w);
+printf('\nThe Net force in BC = %.2f N',f_bc);
+printf('\nTheNet force in BA = %.2f N',f_ba);
+printf('\nThe Average Normal Stress in AB when subjected to load = %.2f MPa',avg_normal_stress_a);
+printf('\nThe Average Normal Stress in BC when subjected to load = %.2f MPa',avg_normal_stress_c);
+
+//------------------------------------------------------------------END----------------------------------------------------------------------------------
+
+
+
+
+
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