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Discussion :: Heat and Mass Transfer

  1. The transfer of heat by molecular collision is known as

  2. A.

     Conduction

    B.

     Convection

    C.

     Radiation

    D.

     None of these

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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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