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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/CH4/EX4.7 | |
| 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/CH4/EX4.7')
| -rwxr-xr-x | 1898/CH4/EX4.7/Ex4_7.sce | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/1898/CH4/EX4.7/Ex4_7.sce b/1898/CH4/EX4.7/Ex4_7.sce new file mode 100755 index 000000000..7c3a60604 --- /dev/null +++ b/1898/CH4/EX4.7/Ex4_7.sce @@ -0,0 +1,43 @@ +clear all; clc;
+
+disp("Scilab Code Ex 4.7 : ")
+
+//Given:
+P = 15; //kN
+a_ab = 25; //mm^2
+a_ef =a_ab;
+a_cd = 15; //mm^2
+l_ef = 0.5; //m
+l_ce = 0.4; //m
+l_ac = 0.4; //m
+
+//Calculations:
+
+//Equilibrium:
+//In the y direction ; F_a +F_c +F_e = P
+//of moments: -F_a(l_ac)+ P(l_ac/2) +F_e(l_ce) = 0
+
+//Compatibility equation for displacemnts:
+coeff_Fc = (1/a_cd); //coefficient of Fc
+coeff_Fa = (0.5/a_ab); //coefficient of Fc
+coeff_Fe = (0.5/a_ef); //coefficient of Fc
+
+//Using matrices to solve the 3 Equations:
+A = [1 1 1; -l_ac 0 l_ce; coeff_Fa -coeff_Fc coeff_Fe];
+b = [P ; -P*(l_ac/2); 0];
+F = A\b;
+
+
+F_a = F(1);
+F_b = F(2);
+F_c = F(3);
+
+//Display:
+
+
+printf("\n\nThe force in rod AB = %1.2f kN',F_a);
+printf('\nThe force in rod CD = %1.2f kN',F_b);
+printf('\nThe force in rod EF = %1.2f kN',F_c);
+
+//--------------------------------------------------------------------END--------------------------------------------------------------------------
+
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