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diff --git a/3864/CH8/EX8.2/Ex8_2.sce b/3864/CH8/EX8.2/Ex8_2.sce
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+clear
+//
+//
+
+//Initilization of Variables
+
+L=2000 //mm //Length
+d=200 //mm // diameter
+t=10 //mm //Thickness
+dell_V=25000 //mm**3 //Additional volume
+E=2*10**5 //n/mm**2 //Modulus of elasticity
+mu=0.3 //Poissons ratio
+
+//Calculations
+
+//Let p be the pressure developed
+
+//Circumferential Stress
+
+//f1=p*d*(2*t)**-1 //N/mm**2
+//After sub values and further simplifying
+//f1=10*p
+
+//f1=p*d*(4*t)**-1 //N/mm**2
+//After sub values and further simplifying
+//f1=5*p
+
+//Diameterical strain = Circumferential stress
+//Let X=dell_d*d**-1     ................................(1)
+//X=e1=(f1-mu*f2)*E**-1 
+//After sub values and further simplifying
+//e1=8.5*p*E**-1
+
+//Longitudinal strain
+//Let Y=dell_L*L**-1    ......................................(2)
+//Y=e2=(f2-mu*f1)*E**-1 
+//After sub values and further simplifying
+//e2=2*p*E**-1
+
+//Volumetric strain
+//Let X=dell_V*V**-1    
+//X=2*e1+e2
+//After sub values and further simplifying
+//X=19*p*E**-1
+//After further simplifying we get
+p=dell_V*(%pi*4**-1*d**2*L)**-1*E*19**-1 //N/mm**2
+
+//Hoop Stress
+f1=p*d*(2*t)**-1
+
+//Sub value of X in equation 1 we get
+dell_d=8.5*p*E**-1*d
+
+//Sub value of Y in equation 2 we get
+dell_L=2*p*E**-1*L
+
+//Result
+printf("\n Pressure Developed is %0.2f  N/mm**2",p)
+printf("\n Hoop stress Developed is %0.2f  N/mm**2",f1)
+printf("\n Change in diameter is %0.2f  mm",dell_d)
+printf("\n Change in Length is %0.2f  mm",dell_L)