State the first law of thermodynamics. Discuss its applications and li

Question

State the first law of thermodynamics. Discuss its applications and limitations in detail with the help of suitable examples.

07 May 2025

Answer :

Word Count : 305

The first law of thermodynamics, also known as the Law of Energy Conservation, states that energy cannot be created or destroyed; it can only be converted from one form to another. Mathematically, it is expressed as:

ΔU=Q−W\Delta U = Q - W

where ΔU\Delta U is the change in internal energy, QQ is the heat added to the system, and WW is the work done by the system.

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