Added new codeHEADmaster

1 files changed, 27 insertions, 0 deletions

diff --git a/3863/CH24/EX24.12/Ex24_12.sce b/3863/CH24/EX24.12/Ex24_12.sce
new file mode 100644
index 000000000..933c2f32f
--- /dev/null
+++ b/3863/CH24/EX24.12/Ex24_12.sce
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+clear
+//
+//
+//Given
+//Variable declaration
+d=1.2               //Diameter in m
+p=1.5               //Internal pressure in MN/sq.m
+sigmat_star=200     //Yield stress in MN/sq.m
+Sf=3                //Factor of safety
+
+//Calculation
+sigmat=sigmat_star/Sf    //Permissible stress in simple tension in MN/sq.m
+
+//case(i):Thickness on the basis of Maximum principal stress theory
+t1=((p*d)/2)/sigmat*1e3
+
+//case(ii):Thickness on the basis of Maximum shear stress theory
+t2=((p*d)/2)/sigmat*1e3
+
+//case(iii):Thickness on the basis of Maximum shear strain energy theory
+t3=(sqrt((((p*d/2)**2)+((p*d/4)**2)-((p*d/2)*(p*d/4)))/(sigmat**2)))
+
+
+//Result
+printf("\n Thickness of plate on the basis of maximum principal stress theory = %0.3f mm  ",t1)
+printf("\n Thickness of plate on the basis of maximum shear stress theory = %0.3f mm ",t2)
+printf("\n Thickness of plate on the basis of maximum shear strain energy theory = %0.3f mm  ",t3)