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Assertion (A) : The heat absorbed during...

Assertion (A) : The heat absorbed during the isothermal expansion of an ideal gas against vacuum is zero .
Reason (R) : The volume occupied by the molecules of an ideal gas is zero .

A

Both Assertion and Reason are true and Reason is the correct explanation of the Assertion.

B

Both Assertion and Reason are true but Reason is not the correct explanation of Assertion .

C

Assertion is true but Reason is wrong .

D

Both Assertion and Reason are wrong .

Text Solution

Verified by Experts

The correct Answer is:
B
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Assertion (A) : The heat absorbed during the isothermal expansion of na ideal gas against vaccum is zero. Reason (R ) : The volume occupied by the molecules of an ideal gas is zero.

During an isothermal expansion of an ideal gas

Knowledge Check

  • Assertion: The heat absorbed during the isothermal expansion of an ideal gas against vacuum is zero. Reason: The volume occupied by the molecules of an ideal gas is zero.

    A
    If both (`A`) and (`R`) are correct and (`R`) is the correct explanation of (`A`).
    B
    If both (`A`) and (`R`) are correct, but (`R`) is not the correct explanation of (`A`).
    C
    If (`A`) is correct, but (`R`) is incorrect.
    D
    If (`A`) is incorrect, but (`R`) is correct.

  • In the isothermal expansion of an ideal gas:

    A
    there is no change in the temperature of the gas
    B
    there is no change in the internal energy of the gas
    C
    the work done by the gas is equal to the heat supplied to the gas
    D
    the work done by the gas is equal to the change in its internal energy.

  • Assertion: The heat absorbed during the isothermal expansion of an ideal gas againts vacuum is zero. Reason: The volume occupied by the molecules of an ideal gas is zero.

    A
    If both the assertion and reason are true and the reason is the correct explanation of the assertion.
    B
    If both the assertion and reason are true but reason is not the correct explantion of the assertion.
    C
    If the assertion is true but reason is false.
    D
    If assertion is false but reason is true.

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    For the isothermal expansion of an ideal gas

    During an isothermal expansion of an ideal gas :

    During an isothermal expansion of an ideal gas :

    Statement 1 : The heat absorbed during the isothermal expansion of an ideal gas against vaccum is zero. Statement 2 : The volume occupied by the molecules of an ideal gas is zero.

    Staement -1: The heat absorbed during the isothermal expansion of an ideal gas againt vacuum is zero . Statement -2: The volume occupied by the molecules of an ideal gas is zero.

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