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Discussion :: Chemical Engineering Basics-2

  1. In TIG welding, thoriated tungsten electrodes are used, because it

    2. A.

     Has higher current carraying capacity
    B.

     Has better electron emissivity
    C.

     Is stronger than ordinary tungsten
    D.

     Is easy to prepare

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    Workspace

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    Answer : Option B

    Explanation :

    Explanation Not Provided

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