Physics - Thermodynamics Question with Solution | TestHub

PhysicsThermodynamicsHeat engines & refrigeratorMedium2 minPYQ_2025

PhysicsMediumsingle choice

Pressure of an ideal gas, contained in a closed vessel, is increased by $0.4%$ when heated by $1^{\circ} C$ . Its initial temperature must be :

Answer:

Solution:

Isochoric process
$P \propto T \frac{Δ P}{P} = \frac{Δ T}{T}$
$\frac{0.4}{100} = \frac{1}{T} T = 250 K$

Stream:JEESubject:PhysicsTopic:ThermodynamicsSubtopic:Heat engines & refrigerator

⏱ 2mℹ️ Source: PYQ_2025

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