JEE Main & Advanced Physics Transmission of Heat Question Bank Conduction

  • question_answer
    Temperature of water at the surface of lake is \[-{{20}^{o}}C.\]Then temperature of water just below the lower surface of ice layer is                                                      [RPET2000]

    A)            \[-{{4}^{o}}C\]                     

    B)            \[{{0}^{o}}C\]

    C)            \[{{4}^{o}}C\]                      

    D)            \[-{{20}^{o}}C\]

    Correct Answer: B

    Solution :

               Temperature of water just below the lower surface of ice layer is 0°C.


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