Question

derivation of first law of thermodynamics

Answer 1

Solution.

$\Delta U = Q + A$

The change in the internal energy of an uninsulated thermodynamic system during its transition from one state to another is equal to the sum of the amount of heat transferred to the system and the work of external forces on the system.

Answer:

The change in the internal energy of an uninsulated thermodynamic system during its transition from one state to another is equal to the sum of the amount of heat transferred to the system and the work of external forces on the system.