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Mechanical Engineering :: Production Engineering

  1. Segmental chips are formed during machining

  2. A.
    mild steel
    B.
    cast iron
    C.
    high speed steel
    D.
    high carbon steel

  3. Cemented carbide tool tips are produced by powder metallurgy.

  4. A.
    True
    B.
    False

  5. If the diameter of the hole is subject to considerable variation, then for locating in jigs and fixtures, the pressure type of locator used is

  6. A.
    conical locator
    B.
    cylindrical locator
    C.
    diamond pin locator
    D.
    vee locator

  7. Side rake angle of a single point cutting tool is the angle

  8. A.
    by which the face of the tool is inclined towards back
    B.
    by which the face of the tool is inclined sideways
    C.
    between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of the tool
    D.
    between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base

  9. Internal gears can be made by

  10. A.
    hobbing
    B.
    shaping with pinion cutter
    C.
    shaping with rack cutter
    D.
    milling

  11. In order to prevent tool from rubbing the work __________ on tools are provided.

  12. A.
    rake angles
    B.
    relief angles

  13. The silicon carbide abrasive is chiefly used for grinding

  14. A.
    cemented carbide
    B.
    ceramic
    C.
    cast iron
    D.
    all of these

  15. Drilling is an example of

  16. A.
    orthogonal cutting
    B.
    oblique cutting
    C.
    simple cutting
    D.
    uniform cutting

  17. A round nose tool may be fed eitner from left to right end or from right to left end of the lathe bed.

  18. A.
    Yes
    B.
    No

  19. When the cutting edge of the tool is dull, then during machining

  20. A.
    continuous chips are formed
    B.
    discontinuous chips are formed
    C.
    continuous chips with built-up edge are formed
    D.
    no chips are formed