Question

State the first law of thermodynamics
and express in
its mathematical
form. Mention its any two
limitations.​

Answer 1

➠ AnSwer :-

• The limitation of the first law of thermodynamics is that it does not say anything about the direction of flow of heat.
• It does not say anything whether the process is a spontaneous process or not. The reverse process is not possible.
• In actual practice, the heat doesn't convert completely into work