Physics - Heat & Thermo Question with Solution | TestHub

PhysicsHeat & ThermoKTGMedium2 minQB

PhysicsMediumsingle choice

The root-mean-square speed of molecules in still air at room temperature is closest to

Answer:

Solution:

$V = \frac{3 RT}{M} = \frac{3 \times ( 25/3 ) \times 300}{29 \times 1 0 ^{- 3}} \approx 508 m / s$ .

Stream:JEESubject:PhysicsTopic:Heat & ThermoSubtopic:KTG

⏱ 2mℹ️ Source: QB

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