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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 I : GENERATION
+// CHAPTER 7: TARIFFS AND ECONOMIC ASPECTS IN POWER GENERATION
+
+// EXAMPLE : 7.4 :
+// Page number 74
+clear ; clc ; close ; // Clear the work space and console
+
+// Given data
+MD = 500.0          // Maximum demand(MW)
+LF = 0.5            // Annual load factor
+CF = 0.4            // Annual capacity factor
+
+// Calculations
+hours_year = 365.0*24                  // Total hours in a year
+energy_gen = MD*LF*hours_year          // Energy generated/annum(MWh)
+plant_cap = energy_gen/(CF*hours_year) // Plant capacity(MW)
+reserve_cap = plant_cap-MD             // Reserve capacity of plant(MW)
+
+// Results
+disp("PART I - EXAMPLE : 7.4 : SOLUTION :-")
+printf("\nReserve capacity of plant = %.f MW", reserve_cap)