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Discussion :: Manufacturing and Production Technology

  1. A drill bit of 20 mm diameter rotating at 500 r.p.m. with a feed rate of 0.2 mm/revolution is used to drill a through hole in a mild steel plate 20 mm thickness. The depth of cut in this drilling operation is

    2. A.

     0.2 mm
    B.

     10 mm
    C.

     20 mm
    D.

     100 mm

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    Workspace

    View Answer

    Answer : Option C

    Explanation :

    Explanation Not Provided

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