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diff --git a/1943/CH1/EX1.4/Ex1_4.sce b/1943/CH1/EX1.4/Ex1_4.sce
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+
+clc
+clear
+//Input data
+L=0.75//Load factor
+C=0.60//Capacity factor
+U=0.65//Use factor
+M=60//Maximum power demand in MW
+Y=8760//Number of hours in a year of 365 days
+
+//Calculations
+A=(L*M)//Average load in MW
+P=((A*1000)*Y)/10^6//Annual energy production in kWh *10^6
+PC=(A/C)//Plant capacity in MW
+R=(PC-M)//Reserve capacity in MW
+HIO=(P*1000/(U*PC))//Hours in operation in hrs
+NH=(Y-HIO)//Hours not in service in a year in hrs
+
+//Output
+printf('(a) Annual energy production is %3.1f * 10^6 kWh \n(b) Reserve capacity over and above the peak load is %3.0f MW \n(c) The hours during which the plant is not in service per year is %3.0f hrs',P,R,NH)
+