Railways Technical Ability Instrument Mechanical Question Bank Instrument Mechanical

  • question_answer Consider the following statements:
    In the thermoelectric refrigeration, the coefficient of performance is a function of:
    1. Electrical conductivity of materials.
    2. Peltier coefficient
    3. See beck coefficient
    4. Temperature at cold and hot functions
    5. Thermal conductivity of materials.
    Of these statements:

    A) 1, 3, 4 and 5 are correct

    B) 1, 2, 3 and 5 correct

    C) 1, 2, 4 and 5 correct

    D) 2, 3, 4 and 5 correct

    Correct Answer: B


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