Perhaps i could not phrase my question well so i am writing the exact statement of a textbook which is like this
An equilibrium process in the course of which the system's temperature remains constant is known as an isothermal (constant-temperature) process. An example of an isothermal process...
Can anyone explain to me why does temperature of water remains constant while boiling in an open vessel or in general sense why phase transition is isothermal in nature?please give me answers from thermodynamic point of view also.
I have a small confusion that can an irreversible engine have greater efficiency than reversible engine if both have different source and sink temperatures?I know that under same conditions reversible engines are more efficient but what can be concluded under different conditions like both...