Physics - Heat & Thermo Question with Solution | TestHub
PhysicsHeat & ThermoKinetic Theory of Gases and Gas LawsMedium2 minQB
PhysicsMediumsingle choice
A one-way valve on a flask now lets only slow molecules leave and only fast molecules enter. The temperature of the gas in the flask will:
Options:
Answer:
A
Solution:
The remaining and entering molecules are the faster ones, so the average kinetic energy in the flask increases and the temperature rises. A.
Subject:PhysicsTopic:Heat & ThermoSubtopic:Kinetic Theory of Gases and Gas Laws
⏱ 2mℹ️ Source: QB
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