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An ideal gas is held in a container of volume at pressure . The average speed of a gas molecule under these conditions is . If now the volume and pressure are changed to and respectively, the average speed of a molecule will be
(a)
(b)
(c)
(d)

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Important Questions on Kinetic Theory of Gases
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Boltzmann Constant
Avogadro number
Radius of Earth:
Gravitational acceleration on Earth

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Consider an ideal gas confined in an isolated closed chamber. As the gas undergoes an adiabatic expansion, the average time of collision between molecules increases as , where is the volume of the gas. The value of is:

