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Discussion :: Chemical Engineering Basics-2

  1. Pick out the correct statement.

    2. A.

     Hot worked materials are subjected to annealing to remove internal stresses
    B.

     Annealing of steel hardens it slightly
    C.

     Normalising of a material induces stresses
    D.

     Tempering of a material improves ductility & toughness but reducess hardness & brittlenes

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    Workspace

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    Answer : Option D

    Explanation :

    Explanation Not Provided

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