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Diffstat (limited to '3864/CH9/EX9.3/Ex9_3.sce')
-rw-r--r-- | 3864/CH9/EX9.3/Ex9_3.sce | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/3864/CH9/EX9.3/Ex9_3.sce b/3864/CH9/EX9.3/Ex9_3.sce new file mode 100644 index 000000000..522658e0f --- /dev/null +++ b/3864/CH9/EX9.3/Ex9_3.sce @@ -0,0 +1,37 @@ +clear +// +// + +//Initilization of Variables + +//Flange +b=100 //mm //Width + +D=80 //mm //Overall Depth +t=10 //mm //Thickness of web and flanges +L=3000 //mm //Length of strut +E=200*10**3 //N/mm**2 //Modulus of Elasticity + +//Calculations + +//Let centroid be at depth y_bar from top fibre +y_bar=(b*t*t*2**-1+(D-t)*t*((D-t)*2**-1+t))*(b*t+(D-t)*t)**-1 //mm + +//M.I at x-x axis +I_x=1*12**-1*b*t**3+b*t*(y_bar-t*2**-1)**2+1*12**-1*t*((D-t))**3+t*((D-t))*((((D-t)*2**-1)+t)-y_bar)**2 + +//M.I at y-y axis +I_y=1*12**-1*t*b**3+1*12**-1*(D-t)*t**3 //mm**3 + +//Least M.I +I=I_y + +//Since both ends are hinged +//Feective Length=Actual Length +L=3000 //mm +l=3000 //mm +//Buckling Load +P=%pi**2*E*I*(l**2)**-1*10**-3 //KN + +//Result +printf("\n The Buckling Load for strut of tee section %0.2f KN",P) |