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Mechanical Engineering :: Workshop Technology

  1. When more volume of acetylene and less volume of oxygen is supplied, then a __________ flame is obtained.

  2. A.
    neutral
    B.
    oxidising
    C.
    carburising

  3. The instrument used to measure external and internal diameter of shafts, thickness of parts and depth of holes, is

  4. A.
    outside micrometer
    B.
    inside micrometer
    C.
    depth gauge micrometer
    D.
    vernier caliper

  5. The punch and die set up is __________ for punching and piercing operation.

  6. A.
    similar
    B.
    different

  7. For smoothing and cleaning out depressions in the mould, a __________ is used.

  8. A.
    slick
    B.
    lifter
    C.
    swab
    D.
    gagger

  9. When the dimension is expressed as , then the tolerance is

  10. A.
    0.035 mm
    B.
    0.025 mm
    C.
    0.01 mm
    D.
    0.06 mm

  11. The brass and bronze are welded by __________ flame.

  12. A.
    neutral
    B.
    oxidising
    C.
    carburising
    D.
    all of these

  13. Projection welding is a

  14. A.
    continuous spot welding process
    B.
    multi-spot welding process
    C.
    arc welding process
    D.
    process used for joining round bars

  15. The adhesiveness is the property of a sand due to which

  16. A.
    it evolves a great amount of steam and other gases
    B.
    the sand grains stick together
    C.
    it cling to the sides of a moulding box
    D.
    none of these

  17. A stripper-plate machine is used to draw the pattern from the mould.

  18. A.
    Yes
    B.
    No

  19. The algebraic difference between the maximum limit and the basic size is called

  20. A.
    actual deviation
    B.
    upper deviation
    C.
    lower deviation
    D.
    fundamental deviation