diff options
| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /3392/CH7/EX7.7 | |
| 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 '3392/CH7/EX7.7')
| -rwxr-xr-x | 3392/CH7/EX7.7/Ex7_7.sce | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/3392/CH7/EX7.7/Ex7_7.sce b/3392/CH7/EX7.7/Ex7_7.sce new file mode 100755 index 000000000..40dc9e304 --- /dev/null +++ b/3392/CH7/EX7.7/Ex7_7.sce @@ -0,0 +1,29 @@ +clc
+// initialization of variables
+clear
+L=3 //m
+Ix=56.43e6 //mm^4
+Iy=18.11e6 //mm^4
+Ixy=22.72e6 //mm^4
+Phi=%pi/3
+E=200e9 //Pa
+Y=300e6 //Pa
+//calculations
+Ix=Ix*10^-12
+Iy=Iy*10^-12
+Ixy=Ixy*10^-12
+yA=-120*10^-3 //m
+xA=-91*10^-3 //m
+Nr=Ixy-Ix/tan(Phi)
+Dr=Iy-Ixy/tan(Phi)
+alpha=atan(Nr/Dr)
+// M=-L*P To know P we do the following
+Mxk=-L*sin(Phi)//Mx=Mxk*P
+P=Y*(Ix-Ixy*tan(alpha))/(Mxk*(yA-xA*tan(alpha)))
+printf('P = %.2f kN \n',P/10^3)
+v=P*L^3*sin(Phi)/(3*E*(Ix-Ixy*tan(alpha)))
+u=-v*tan(alpha)
+delta=sqrt(u^2+v^2)
+printf(' deflection = %.2f mm',delta*10^3)
+// Wrong calculation starting from v in Textbook
+
|