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Absolute zero is defined as the tempertu...

Absolute zero is defined as the temperture

A

at which all molecular motion ceases

B

at which liquid helium boils

C

at which ether boils

D

All of the above

Text Solution

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The correct Answer is:
A
At absolute zero temperature, the entropy of substance becomes zero, it means that all the molecular motion are stopped or ceased.
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Knowledge Check

  • Absolute zero is defined as the temperature

    A
    At which all molecular motion ceases
    B
    At which liquid helium boils
    C
    At which ether boils
    D
    All of the above

  • At absolute zero :

    A
    only para hydrogen exists
    B
    only ortho hydrogen exists
    C
    both para and ortho hydrogen exist
    D
    none of the above

  • Assertion : Absolute zero is the temperature corresponding to zero energy. Reason : The temperature at which no molecular motion cease is called absolute zero temperature.

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

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