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The root mean square velocity of an idea...

The root mean square velocity of an ideal gas at constant pressure varies with density d as

A

`d^(2)`

B

d

C

`sqrt(d)`

D

`1//sqrt(d)`

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • Assertion : The root mean square velocity of an ideal gas at constant pressure varies with density as 1//sqrtd . Reason : Average kinetic energy of a gas is directly proportional to the absolute temperature.

    A
    Assertion and reason both are correct statements and reason is correct explanation for assertion.
    B
    Assertion and reason both are correct statements but reason is not correct explanation for assertion.
    C
    Assertion is correct statement but reason is wrong statement.
    D
    Assertion is wrong statement but reason is correct statement.

  • The most probable speed of an ideal gas at constant pressure varies with density (d) as

    A
    `sqrtd`
    B
    `d^2`
    C
    `frac{1}{sqrtd}`
    D
    `frac{1}{d}`

  • If an ideal gas is heated at constant pressure :

    A
    the volume increases
    B
    the mass of gas remains same
    C
    the kinetic energy of the molecules increases
    D
    attraction forces between gas particles increases

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