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Kinetic Theory

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Thermal Physics

Thermal Properties of Matter
Thermodynamics
Kinetic Theory
  1. The mean free path of molecules of a gas, (radius ‘r’) is inversely proportional to :
    1. r³
    2. r²
    3. r
    4. √r
Correct Option: B

Mean free path λm =
1
√2πd²n

where d = diameter of molecule and d = 2r
∴ λm ∝
1
 e+jωT1
r²


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