A Carnot engine whose hot-reservoir temperature is 420 ∘C has a thermal efficiency of 40 %. By how many degrees should t
Posted: Sat Jul 09, 2022 11:56 am
A Carnot engine whose hot-reservoir temperatureis 420 ∘C has a thermal efficiencyof 40 %. By how many degrees should the temperatureof the cold reservoir be decreased to raise the engine's efficiencyto 58 %?