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Discussion :: Refrigeration and Air Conditioning

  1. The C.O.P. of an absorption type refrigerator is given by (where T₁ = Temperature at which the working substance receives heat, T₂ = Temperature of cooling water, and T₃ = Evaporator temperature)

    2. A.

     [T₁ (T₂ - T₃)] / [T₃ (T₁ - T₂)]
    B.

     [T₃ (T₁ - T₂)]/ [T₁ (T₂ - T₃)]
    C.

     [T₁ (T₁ - T₂)] / [T₃ (T₂ - T₃)]
    D.

     [T₃ (T₂ - T₃)] / [T₁ (T₁ - T₂)]

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    Answer : Option B

    Explanation :

    The C.O.P. of an absorption type refrigerator is given by [T₃ (T₁ - T₂)]/ [T₁ (T₂ - T₃)]

    (where T₁ = Temperature at which the working substance receives heat, T₂ = Temperature of cooling water, and T₃ = Evaporator temperature)

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