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What are the different ways of increasin...

What are the different ways of increasing the number of molecules collisions per unit time against the walls of the vessel containing a gas ?

Text Solution

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The correct Answer is:
Number of collisions per unit time can be increased by
(i) increasing the number of molecules.
(ii) increasing the temperature of the gas and
(iii) decreasing the volume of the gas.
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Knowledge Check

  • The number of molecules per unit volume (n) of a gas is given by

    A
    `(P)/(kT)`
    B
    `(kT)/(P)`
    C
    `(P)/(kT)`
    D
    `(RT)/(P)`

  • The force on the walls of a vessel of a contained gas is due to

    A
    repulsive force between gas molecules.
    B
    slight loss in average speed of a gas molecule after collision with wall.
    C
    change in momentum of a gas molecule due to collision with wall.
    D
    elastic collisions between gas molecules.

  • If gas molecules undergo, inelastic collision with the walls of the container

    A
    temperature of the gas will increase
    B
    temperature of the gas will fall
    C
    pressure of the gas will increase
    D
    both temperature and the pressure change

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