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+// A Texbook on POWER SYSTEM ENGINEERING
+// A.Chakrabarti, M.L.Soni, P.V.Gupta, U.S.Bhatnagar
+// DHANPAT RAI & Co.
+// SECOND EDITION 
+
+// PART II : TRANSMISSION AND DISTRIBUTION
+// CHAPTER 5: MECHANICAL DESIGN OF OVERHEAD LINES
+
+// EXAMPLE : 5.2 :
+// Page number 198
+clear ; clc ; close ; // Clear the work space and console
+
+// Given data
+L = 250.0             // Span length(m)
+h = 10.0              // Difference in height(m)
+r = 1.0               // Radius of conductor(cm)
+w = 2.5               // Weight of conductor(kg/m)
+wind = 1.2            // Wind load(kg/m)
+s = 3.0               // Factor of safety
+tensile = 4300.0      // Maximum tensile strength(kg/sq.cm)
+
+// Calculations
+W = (w**2+wind**2)**0.5       // Total pressure on conductor(kg/m)
+f = tensile/s                 // Permissible stress in conductor(kg/sq.cm)   
+a = %pi*r**2                  // Area of the conductor(sq.cm)
+T = f*a                       // Allowable max tension(kg)
+x = (L/2)-(T*h/(L*W))         // Point of maximum sag at the lower support(m)
+
+// Results
+disp("PART II - EXAMPLE : 5.2 : SOLUTION :-")
+printf("\nPoint of maximum sag at the lower support, x = %.2f metres", x)