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Discussion :: Heat and Mass Transfer

  1. LMTD in case of counter flow heat exchanger as compared to parallel flow heat exchanger is

  2. A.

     Higher

    B.

     Lower

    C.

     Same

    D.

     Depends on the area of heat exchanger

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    Answer : Option A

    Explanation :

    Counter flow heat exchangers are inherently more efficient than parallel flow heat exchangers because they create a more uniform temperature difference between the fluids, over the entire length of the fluid path.


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