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+// Problem 3.3,Page no.56
+
+clc;clear;
+close;
+
+P=800 //N //force applied to steel wire
+L=150 //m //Length of steel wire
+E=200 //GN/m**2 //Modulus of Elasticity
+d=10 //mm //Diameter of steel wire
+W=7.8*10**4 //N/m**3 //Weight Density of steel
+//A=(%pi*4**-1)*(d)**2 //m**2
+
+//After simplifying Area,we get
+A=7.85*10**-5 //m**2
+
+//calculation (Part-1)
+
+//Elongation Due to 800N Load 
+dell_L_1=(P*L*10**-3)*(A*E*10**9*10**-6)**-1 //mm
+
+//calculation (Part-2)
+
+//Elongation due to Weight of wire 
+dell_L_2=((%pi*4**-1)*150*W*L*10**-3)*(2*A*E*10**7)**-1 //mm
+
+//calculation (Part-3)
+
+//Total Elongation of wire
+dell_L_3=dell_L_1+dell_L_2
+
+
+//Result
+printf("The Elongation due to 800N Load  = %.2f mm",dell_L_1)
+printf("\n The Elongation due to Weight of wire  = %.2f mm",dell_L_2)
+printf("\n Total Elongation of wire  = %.2f mm",dell_L_3)