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Discussion :: Manufacturing and Production Technology

  1. The lead screw of a lathe has _________ threads.

    2. A.

     Single start
    B.

     Double start
    C.

     Multi-start
    D.

     Any one of these

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    Workspace

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    Answer : Option A

    Explanation :

    A single-start thread has one continuous thread running along the body of the screw A trapezoidal thread is used in the leadscrew of lathe machine. It has a 30 degree included angle. Stronger at the root. Easy to manufacture compared to square thread.

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