JEE Main & Advanced Physics Transmission of Heat Question Bank Assertion and Reason

  • question_answer
    Assertion             :       A man would feel iron or wooden balls equally hot at 98.4°F.               Reason                 :       At 98.4°F both iron and wood have same thermal conductivity.

    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 reason is not the correct explanation of the assertion.

    C)             If assertion is true but reason is false.

    D)             If the assertion and reason both are false.

    E)             If assertion is false but reason is true.

    Correct Answer: C

    Solution :

                The 98.4°F is the standard body temperature of a man. If a man touch a iron or wooden ball at 98.4° F, no heat transfer takes place between ball and man, so both the balls would feel equally hot for the man.


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