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(A): The total translational kinetic ene...

(A): 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 its volume.
(R): The molecules of a gas collide with each other and the velocities of the molecules change due to the collision.

A

Both (A) and ( R) are true and (R ) is the correct explanation of (A)

B

Both (A) and (R ) are true and (R ) is not the correct explanation of (A)

C

(A) is true but (R ) is false

D

Both (A) and (R ) are false

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • The mean translational kinetic energy of a molecule of an ideal gas at temperature T K is

    A
    `1/2KT`
    B
    KT
    C
    `3/2KT`
    D
    2KT

  • The average kinetic energy of a gas molecule is given by

    A
    3/2 RT
    B
    3/2 KT
    C
    2/3 RT
    D
    2/3 KT

  • The most probable velocity of the molecules of a gas is 1 km/sec. The R.M.S velocity of the molecules is

    A
    1.128 km/sec
    B
    1.224 km/sec
    C
    1.5 km/sec
    D
    1.086 km/sec

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