Added new codeHEADmaster

1 files changed, 38 insertions, 0 deletions

diff --git a/3864/CH2/EX2.26/Ex2_26.sce b/3864/CH2/EX2.26/Ex2_26.sce
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index 000000000..448652caf
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+++ b/3864/CH2/EX2.26/Ex2_26.sce
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+clear
+//
+//
+
+//Initilization of Variables
+
+L=500 //mm //Length of assembly
+D=16 //mm //Diameter of steel bolt
+Di=20 //mm //internal Diameter of copper tube
+Do=30 //mm //External Diameter of copper tube
+E_s=2*10**5 //N/mm**2 //Modulus of Elasticity of steel
+E_c=1.2*10**5 //N/mm**2 //Modulus of Elasticity of copper
+p=2 //mm //Pitch of nut
+
+//Calculations
+
+//Let P_s be the Force in bolt and P_c be the FOrce in copper tube
+//P_s=-P_s
+
+dell=1*4**-1*2 //Quarter turn of nut total movement
+
+//dell=dell_s+dell_c
+    
+//Area of steel
+A_s=%pi*4**-1*D**2
+
+//Area of copper
+A_c=%pi*4**-1*(Do**2-Di**2)
+
+//dell=P*L*(A_s*E_s)**-1+P*L*(A_c*E_c)**-1
+P=dell*(1*(A_s*E_s)**-1+1*(A_c*E_c)**-1)**-1*L**-1 //LOad
+
+P_s=P*A_s**-1
+P_c=P*A_c**-1
+
+//result
+printf("\n stress introduced in bolt is %0.2f  N/mm**2",P_s)
+printf("\n stress introduced in tube is %0.2f  N/mm**2",P_c)