JEE Main & Advanced Physics Thermodynamical Processes JEE PYQ-Thermodynamical Processes

  • question_answer
    The door of a working refrigerator is left open in a well-insulated room. The temperature of air in the room will       [JEE ONLINE 26-05-2012]

    A)  decrease

    B)  increase in winters and decrease in summers

    C)  remain the same           

    D)  Increase

    Correct Answer: D

    Solution :

    [d] In a refrigerator, the heat dissipated in the atmosphere is more than that taken from the cooling chamber, therefore the room is heated. If the door of a refrigerator is kept open.


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