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Mechanical Engineering :: Workshop Technology

  1. Surface plate is used to check the trueness of flat surfaces.

  2. A.
    True
    B.
    False

  3. A zinc diffusion process is called

  4. A.
    galvanising
    B.
    anodising
    C.
    parkerising
    D.
    sherardizing

  5. The accuracy of micrometers, calipers, dial indicators can be checked by a

  6. A.
    feeler gauge
    B.
    slip gauge
    C.
    ring gauge
    D.
    plug gauge

  7. The type of file used for a wood work is

  8. A.
    single-cut file
    B.
    double cut file
    C.
    rasp-cut file
    D.
    any one of these

  9. A taper provided on the pattern for its easy and clean withdrawl from the mould is known as

  10. A.
    machining allowance
    B.
    draft allowance
    C.
    shrinkage allowance
    D.
    distortion allowance

  11. In arc welding, the electric arc is produced between the work and the electrode by

  12. A.
    voltage
    B.
    flow of current
    C.
    contact resistance
    D.
    all of these

  13. In a centrifugal casting method

  14. A.
    core is made of sand
    B.
    core is made of ferrous metal
    C.
    core is made of non-ferrous metal
    D.
    no core is used

  15. The draft or taper allowance on casting is generally

  16. A.
    1 to 2 mm/m
    B.
    2 to 5 mm/m
    C.
    5 to 10 mm/m
    D.
    10 to 15 mm/m

  17. Which of the following welding process uses non-consumable electrodes?

  18. A.
    TIG welding
    B.
    MIG welding
    C.
    Manual arc welding
    D.
    Submerged arc welding

  19. In a bilateral system of tolerance, the tolerance is allowed on

  20. A.
    one side of the actual size
    B.
    one side of the nominal size
    C.
    both sides of the actual size
    D.
    both sides of the nominal size