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Mechanical Properties Of Fluids

Question

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How does r.m.s. speed depend on molecular mass?

Solution

The r.m.s. speed of gas is inversely proportional to the square root of molecular mass.

Relation between r.m.s and molecular mass is given by,

\bar{v^{2}} = \frac{3 k_{B} T}{m}

where, m is the molecular mass.

Some More Questions From Mechanical Properties of Fluids Chapter

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What type of wave is sound wave when it travels in air?

What type of wave is sound wave when it travels in solids?

Which of the two - sound or light is longitudinal in nature?

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