Physics - Heat & Thermo Question with Solution | TestHub

PhysicsHeat & ThermoThermodynamicsMedium2 minQB

PhysicsMediummultiple choice

An ideal gas contained in an adiabatic vessel expands into vacuum. Which of the following hold true (symbols have usual meaning)

Answer:

A, C

Solution:

Free expansion against vacuum: $W = 0$ ; adiabatic: $Q = 0$ ; hence $Δ U = 0$ (temperature unchanged, pressure falls).

Stream:JEESubject:PhysicsTopic:Heat & ThermoSubtopic:Thermodynamics

⏱ 2mℹ️ Source: QB

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