//Example 15.4
Tc=27;//Cold reservoir temperature (C)
Tc=Tc+273;//Cold reservoir temperature (K)
Th=300;//Hot reservoir temperature (C)
Th=Th+273;//Hot reservoir temperature (K)
Eff_C=1-Tc/Th;//Theoretical efficiency
printf('Maximum theoretical efficiency for the heat engine = %0.3f or %0.1f%%',Eff_C,Eff_C*100)
//Openstax - College Physics
//Download for free at http://cnx.org/content/col11406/latest