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  1. In a gas welding of mild steel using an oxyacetylene flame, the total amount of acetylene consumed is 10 litres. The oxygen consumption from the cylinder is

    2. A.

     5 litres
    B.

     10 litres
    C.

     15 litres
    D.

     20 litres

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    Answer : Option B

    Explanation :

    In a gas welding of mild steel using an oxyacetylene flame, the total amount of acetylene consumed is 10 litres. The oxygen consumption from the cylinder is 10 liters

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