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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/CH6/EX6.17 | |
| 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/CH6/EX6.17')
| -rwxr-xr-x | 1898/CH6/EX6.17/Ex6_17.sce | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/1898/CH6/EX6.17/Ex6_17.sce b/1898/CH6/EX6.17/Ex6_17.sce new file mode 100755 index 000000000..0a3f795a6 --- /dev/null +++ b/1898/CH6/EX6.17/Ex6_17.sce @@ -0,0 +1,42 @@ +clear all; clc;
+
+disp("Scilab Code Ex 6.17 : ")
+
+//Given:
+b = 60/1000; //m
+h = 30/1000; //m
+M = 40; //Nm
+c1= h/2;
+rib_t = 5/1000; //m
+rib_w = 10/1000;//m
+
+//Without Ribs:
+I1 = (1/12)*(b*h^3);
+sigma_max1 = (M*c1)/(I1*10^6);
+
+//With Ribs:
+y1 = c1;
+y2 = h+(rib_t/2);
+A1 = h*b;
+A2 = rib_t*rib_w;
+y_bar = ((y1*A1)+2*(y2*A2))/(A1 + 2*A2);
+
+c2 = h+rib_t - y_bar;
+I2 = I1 + (b*h*(y_bar - y1)^2);
+I3 = (1/12)*rib_w*rib_t^3 + (rib_w*rib_t*(y2 - y_bar)^2);
+I = I2 + 2*I3;
+
+sigma_max2 = (M*c2)/(I*10^6);
+
+if(sigma_max2>sigma_max1)
+
+ printf("\n\nThe maximum normal stress in the member without ribs = %1.2f MPa',sigma_max1);
+ printf("\nThe maximum normal stress in the member with ribs = %1.2f MPa',sigma_max2);
+ printf("\nThe ribs should be omitted.");
+
+ end
+
+
+//-----------------------------------------------------------------END--------------------------------------------------------------------------
+
+
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