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Statement-1: The total translational kin...

Statement-1: The total translational kinetic energy of fall the molecules of a given mass of an ideal gas is 1.5 times the product of its pressure and its volume because.
Statement-2: The molecules of a gas collide with each other and the velocities of the molecules change due to the collision.

A

If both assertion and reason are true and the reason is correct explanation of the assertion.

B

If both assertion and reason are true but reason is not the correct explanation of assertion.

C

If assertion is true, but the reason is false.

D

If assertion is false, but the reason is true.

Text Solution

Verified by Experts

The correct Answer is:
B

Total translational kinetic energy
`=(3)/(2)nRT=(3)/(2)pV=1.5pV`
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Knowledge Check

  • Assertion : The total translational kinetic energy of all the molecules of a given mass of an ideal gas is 1.5 times the product of its pressure and volume. Reason : The molecules of gas collide with each other and the velocities of the molecules chane due to the collision.

    A
    If, both Assertion and reason are ture and the Reason is the correct explanation of the Assertion.
    B
    If both, Assertion and reason are true but Reason is not a correct expationation of the Assertion.
    C
    If Assertion is true but the Reason is false.
    D
    If Both, Assertion and reason are false.
  • The translational kinetic energy of gas molecules for 1 mol of gas is equal to

    A
    `(3)/(2)RT`
    B
    `(2KT)/(3)`
    C
    `(RT)/(2)`
    D
    `(3KT)/(2)`
  • A gas has volume V and pressure P. The total translational kinetic energy of all the molecules of the gas is

    A
    `(3)/(2)PV` only if the gas is monatomic
    B
    `(3)/(2)PV` only if the gas is diatomic
    C
    `gt(3)/(2)PV` if the gas is diatomic
    D
    `(3)/(2)PV` in all cases
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