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+clc
+T1 = 800 // Source temperature in degree Celsius
+T2 = 30 // Sink temperature in degree Celsius
+e_max = 1-((T2+273)/(T1+273)) // maximum possible efficiency
+Wnet = 1 // in kW
+Q1 = Wnet/e_max // Least rate of heat required in kJ/s
+Q2 = Q1-Wnet // Least rate of heat rejection kJ/s
+
+printf("\n Example 6.1")
+printf("\n Least rate of heat rejection is %f kW",Q2)
+//The answers vary due to round off error
+