diff options
Diffstat (limited to '3864/CH2/EX2.26/Ex2_26.sce')
-rw-r--r-- | 3864/CH2/EX2.26/Ex2_26.sce | 38 |
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 new file mode 100644 index 000000000..448652caf --- /dev/null +++ b/3864/CH2/EX2.26/Ex2_26.sce @@ -0,0 +1,38 @@ +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) |