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Mechanical Engineering :: Production Engineering

  1. In centreless grinders, the maximum angular adjustment of the regulating wheel is

  2. A.
    B.
    10°
    C.
    15°
    D.
    20°

  3. The type of reamer used for reaming operation in a blind hole, is

  4. A.
    straight fluted reamer
    B.
    left hand spiral fluted reamer
    C.
    right hand spiral fluted reamer
    D.
    any one of these

  5. In a single point tool, the angle between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base, is known as

  6. A.
    side relief angle
    B.
    end relief angle
    C.
    back rake angle
    D.
    side rake angle

  7. A set of eight form relieved milling cutters for each module is provided to enable cutting of gears of different

  8. A.
    materials
    B.
    types of gears
    C.
    number of teeth
    D.
    width of gears

  9. The grinding operaion is a

  10. A.
    shaping operation
    B.
    forming operation
    C.
    surface finishing operation
    D.
    dressing operation

  11. The guideways are of

  12. A.
    flat type
    B.
    V-type
    C.
    dovetail type
    D.
    any one of these

  13. The snag grinding is done

  14. A.
    to produce good surface finish and high degree of accuracy
    B.
    to remove considerable amount of metal without regard to accuracy of the finished surface
    C.
    to grind exterior cylindrical surfaces
    D.
    any one of the above

  15. The velocity of tool along the tool face is known as

  16. A.
    shear velocity
    B.
    chip velocity
    C.
    cutting velocity
    D.
    mean velocity

  17. The purpose of jigs and fixtures is to

  18. A.
    increase machining accuracy
    B.
    facilitate interchangeability
    C.
    decrease expenditure on quality control
    D.
    all of these

  19. In hot machining, solid carbide tools are preferred over high speed steel tools.

  20. A.
    True
    B.
    False