For a monoatomic gas, kinetic energy = E. The relation with rms velocity is:
A
u=(2Em)12
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B
u=(3E2m)12
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C
u=(E2m)12
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D
u=(E3m)12
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Solution
The correct option is Cu=(2Em)12 The expression for the kinetic energy of a monoatomic gas is (E)=32kT. The expression for the kinetic energy is =√3kTm. Thus, the rms velocity is given as: