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  1. The edge of a steel plate cut by oxygen cutting will get hardened when the carbon content is

    2. A.

     Less than 0.1 percent
    B.

     Less than 0.3 percent
    C.

     More than 0.3 percent
    D.

     Anywhere between 0.1 to 1 percent

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    Workspace

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    Answer : Option C

    Explanation :

    The edge of a steel plate cut by oxygen cutting will get hardened when the carbon content is More than 0.3 percent

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