Physics - Heat & Thermo Question with Solution | TestHub
PhysicsHeat & ThermoThermodynamicsMedium2 minQB
PhysicsMediumsingle choice
When gas escapes from a pressurized cylinder, the stream of gas feels cool. This is because
Options:
Answer:
A
Solution:
The gas expands almost adiabatically: the expansion work is done at the expense of its internal (thermal) energy,
so the temperature of the escaping stream drops.
Stream:JEESubject:PhysicsTopic:Heat & ThermoSubtopic:Thermodynamics
⏱ 2mℹ️ Source: QB
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