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diff --git a/3863/CH1/EX1.4/Ex1_4.sce b/3863/CH1/EX1.4/Ex1_4.sce
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+clear
+//
+
+//Given
+//Variable Declaration
+D=3          //Diameter of the steel bar in cm
+L=20         //Gauge length of the bar in cm
+P=250        //Load at elastic limit in kN
+dL=0.21      //Extension at a load of 150kN in mm
+Tot_ext=60   //Total extension in mm
+Df=2.25      //Diameter of the rod at the failure in cm
+
+//Calculation
+A=((%pi/4)*(D**2))    //Area of the rod in sq.m
+
+
+//case (i):Youngs modulus
+e=((150*1000)/(7.0685))   //stress in N/sq.m
+
+sigma=dL/(L*10)                  //strain
+E=((e/sigma)*(10**-5))    //Youngs modulus in GN/sq.m
+
+
+//case (ii):stress at elastic limit
+stress=int(((P*1000)/A))*1e-2   //stress at elastic limit in MN/sq.m
+
+
+//case (iii):percentage elongation
+Pe=(Tot_ext*1e2)/(L*10)
+
+//case (iv):percentage decrease in area
+Pd=(D**2-Df**2)/D**2*1e2
+
+
+//Result
+printf("\n NOTE:The Youngs Modulus found in the book is incorrect.The correct answer is,")
+printf("\n Youngs modulus,E = %0.3f  GN/m^2",E)
+printf("\n Stress at the elastic limit,Stress = %0.3f  MN/m^2",stress)
+printf("\n Percentage elongation = %d%%",Pe)
+
+printf("\n Percentage decrease in area = %.2f%%",Pd)