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  1. For gas welding, the presure desired at the welding torch for acetylene is

    2. A.
    7 to 103 kN/m2
    B.
    70 to 280 kN/m2
    C.
    280 to 560 kN/m2
    D.
    560 to 840 kN/m2

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    Workspace

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    Answer : Option A

    Explanation :

    No answer description available for this question.

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