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JEE Main & Advanced Physics Thermometry, Calorimetry & Thermal Expansion Question Bank Thermometry

  • question_answer
    The study of physical phenomenon at low temperatures (below liquid nitrogen temperature) is called   [CPMT 1992]

    A)            Refrigeration                       

    B)            Radiation

    C)            Cryogenics                            

    D)            Pyrometry

    Correct Answer: C

    Solution :

               Production and measurement of temperature close to \[0\,K\] is done in cryogenics


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