Physics - Heat & Thermo Question with Solution | TestHub
PhysicsHeat & ThermoKinetic Theory of Gases and Gas LawsMedium2 minQB
PhysicsMediumsingle choice
A gas is made of free electrons only and behaves as an ideal gas. If it undergoes free expansion, its temperature will:
Options:
Answer:
C
Solution:
In free expansion no work is done and no heat enters, so . For an ideal gas U depends only on T, so T does not change. C.
Subject:PhysicsTopic:Heat & ThermoSubtopic:Kinetic Theory of Gases and Gas Laws
⏱ 2mℹ️ Source: QB
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