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Kinetic theory of gases. Boltzmanns Law and Maxwell distribution

Problem 2.76

A gas consisting of rigid diatomic molecules is expanded àdiabatically. How many times has the gas to be expanded to reduce the root mean square velocity of the molecules η=1.50\eta=1.50 times?

Reveal Answer
ηi=7.6 times. \eta^{i}=7.6 \text { times. }
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