JEE Main & Advanced Physics Transmission of Heat Question Bank Topic Test - Transmission of Heat (3-5-21)

  • question_answer
    A hot and a cold body are kept in vacuum separated from each other. Which of the following cause decrease in temperature of the hot body

    A) Radiation

    B) Convection

    C) Conduction

    D) Temperature remains unchanged

    Correct Answer: A

    Solution :

    In vacuum heat flows by the radiation mode only.

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