diff options
Diffstat (limited to '3864/CH6/EX6.25/Ex6_25.sce')
-rw-r--r-- | 3864/CH6/EX6.25/Ex6_25.sce | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/3864/CH6/EX6.25/Ex6_25.sce b/3864/CH6/EX6.25/Ex6_25.sce new file mode 100644 index 000000000..a1b4c1ee4 --- /dev/null +++ b/3864/CH6/EX6.25/Ex6_25.sce @@ -0,0 +1,27 @@ +clear +// +// + +//Initilization of Variables + +b=180 //mm //width of flange +d=10 //mm //Depth of flange +t=10 //mm //Thickness of flange +D=400 //mm //Overall Depth + +//Calculations + +I_xx=1*12**-1*(b*D**3-(b-t)*(D-2*d)**3) +I_yy=1*12**-1*((D-2*d)*t**3+2*t*b**3) + +//If warping is neglected +J=I_xx+I_yy //mm**4 + +//Since b/d>1.6,we get +J2=1*3**-1*d**3*b*(1-0.63*d*b**-1)*2+1*3**-1*t**3*(D-2*d)*(1-0.63*t*b**-1) + +//Over Estimation of torsional Rigidity would have been +T=J*J2**-1 + +//Result +printf("\n Error in assessing torsional Rigidity if the warping is neglected is %0.2f ",T) |