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Can a system be heated and its temperatu...

Can a system be heated and its temperature ramains constant ?

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Yes, this is possible when the entire heat supplied to the system is utilised in expansion. i.e., its working against the surrondings.
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Can a system be heated and its temperature remains constant?

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Knowledge Check

  • When a body is placed in surroundings at a constant temperature of 20^(@)C and heated by a 10W heater, its temperature remains constant at 40^(@)C . If the temperature of the body is now raised from 20^(@)C to 80^(@)C in 5 min at a uniform rate, the total heat it will lose to the surroundings will be

    A
    3000 J
    B
    3600J
    C
    4500J
    D
    5400J

  • N moles of an ideal diatomic gas are in a cylinder at temperature T. suppose on supplying heat to the gas, its temperature remain constant but n moles get dissociated into atoms. Heat supplied to the gas is

    A
    `zero`
    B
    `(1)/(2) nRT`
    C
    `(3)/(2) nRT`
    D
    `(3)/(2)(N - n) RT`

  • Heat exchanged in a chemical reaction at constant temperature and constant pressure is called as

    A
    Internal energy
    B
    Enthalpy
    C
    Entropy
    D
    Free energy

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