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Discussion :: Chemical Engineering Basics-2

  1. What is the critical radius of insulation (cms) for a metallic cylinder, if the convective heat transfer co-efficient with the ambient atmosphere is 5 W/m². °K ? Thermal conductivity of metal and insulation material are 40 and 0.1 W/m.°K respectively.

    2. A.

     2
    B.

     5
    C.

     10
    D.

     20

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    Answer : Option A

    Explanation :

    Explanation Not Provided

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