summaryrefslogtreecommitdiff
path: root/3864/CH6/EX6.25
diff options
context:
space:
mode:
Diffstat (limited to '3864/CH6/EX6.25')
-rw-r--r--3864/CH6/EX6.25/Ex6_25.sce27
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)