Added new codeHEADmaster

1 files changed, 35 insertions, 0 deletions

diff --git a/3864/CH2/EX2.48/Ex2_48.sce b/3864/CH2/EX2.48/Ex2_48.sce
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index 000000000..e5a667a1b
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+clear
+//
+//
+
+//Initilization of Variables
+
+D_s=30 //mm //Diameter of steel rod
+d=30 //mm //Internal Diameter of copper tube
+D=40//mm //External Diameter of copper tube
+E_s=2*10**5 //N/mm**2 //Youngs Modulus of Steel rod
+E_c=1*10**5//N/mm**2 //Youngs Modulus of copper tube
+P=100 //N //Load
+h=40 //mm //height from which Load falls
+L=800 //mm //Length 
+
+//Calculations
+
+//Area of steel rod
+A_s=%pi*4**-1*D_s**2
+
+//Area of copper tube
+A_c=%pi*4**-1*(D**2-d**2)
+
+//But Dell_s=dell_c=dell
+//p_s*E_s**-1*L=p_c*L*E_c
+//After simplifying furthe we get
+//p_s=2*p_c
+
+//Now Equating internal Energy to Workdone we get
+p_c=(2*P*h*L**-1*(4*A_s*E_s**-1+A_c*E_c**-1))**0.5
+p_s=2*p_c
+
+//Result
+printf("\n STress produced in steel is %0.2f  N/mm**2",p_s)
+printf("\n STress produced in copper is %0.2f  N/mm**2",p_c)