PhysicsThe absolute temperature at which the rms speed of a hydrogen molecule is equal to its escape speed from the Moon’s surface is (radius of Moon is R, g is acceleration duet to gravity on Moon’s surface, m is mass of hydrogen molecule and k is Boltzmann constant)

The absolute temperature at which the rms speed of a hydrogen molecule is equal to its escape speed from the Moon’s surface is (radius of Moon is R, g is acceleration duet to gravity on Moon’s surface, m is mass of hydrogen molecule and k is Boltzmann constant)

  1. A

    mgR2k

  2. B

    2mgRk

  3. C

    3mgR2k

  4. D

    2mgR3k

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    Solution:

    VrmsVesc3RTM2gR

    T2MgR3K

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