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Discussion :: Heat and Mass Transfer

  1. Heat transfer in liquid and gases takes place by

    2. A.

     Conduction
    B.

     Convection
    C.

     Radiation
    D.

     Conduction and convection

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    Answer : Option B

    Explanation :

    When a fluid, such as air or a liquid, is heated and then travels away from the source, it carries the thermal energy along. This type of heat transfer is called convection.

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