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Mechanical Engineering :: Production Engineering

  1. Carbide tipped tools usually have

  2. A.
    negative rake angle
    B.
    positive rake angle
    C.
    any rake angle
    D.
    no rake angle

  3. Gear burnishing is a process for

  4. A.
    surface finishing
    B.
    under-cut gears
    C.
    cycloidal gears
    D.
    removing residual stresses from teeth roots

  5. The continuous chips are in the form of long coils having the same thickness throughout.

  6. A.
    Agree
    B.
    Disagree

  7. The saw milling is an operation of

  8. A.
    producing grooves around the periphery of a cylindrical or conical workpiece
    B.
    producing narrow slots or grooves on a workpiece
    C.
    reproduction of an outline of a template on a workpiece
    D.
    machining several surfaces of a workpiece simultaneously

  9. The high cutting speed and large rake angle of the tool will result in the formation of

  10. A.
    continuous chips
    B.
    discontinuous chip
    C.
    continuous chips with built up edge
    D.
    none of these

  11. Cutting fluid has no effect on the tool life.

  12. A.
    True
    B.
    False

  13. The chisel edge angle of a drill is usually 120° to 135°.

  14. A.
    Correct
    B.
    Incorrect

  15. The cutting speed of a drill varies from point to point on the cutting edge of the drill.

  16. A.
    Correct
    B.
    Incorrect

  17. In oblique cutting system, the maximum chip thickness

  18. A.
    occurs at the middle
    B.
    may not occur at the middle
    C.
    depends upon the material of the tool
    D.
    depends upon the geometry of the tool