What is the maximum efficiency of a thermal engine?

2 ⤊

working between an upper temperature at 400 C and a lower temperature at 18 C?

2007-01-19 12:28:55 · 2 answers · asked by zizi m 1 in Science & Mathematics ➔ Physics

The Carnot Efficiency is 1 - Tc / Th, where T are temperatures on the Kelvin scale. So, that's

E = 1 - (18+273) / (400+273) = 56.76%

2007-01-19 12:37:19 · answer #1 · answered by Scythian1950 7 · 2⤊ 0⤋

100% all other factors withheld.

2007-01-19 12:41:25 · answer #2 · answered by gary m 1 · 0⤊ 1⤋