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Mechanical Engineering :: Workshop Technology

Workshop Technology - Section 1
Workshop Technology - Section 2
Workshop Technology - Section 3
Workshop Technology - Section 4
Workshop Technology - Section 5
Workshop Technology - Section 6
Workshop Technology - section-7
Workshop Technology - section-8

  1. A pouring basin acts as a reservoir for the molten metal.

    2. A.
    Agree
    B.
    Disagree

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  2. In bending operation, the metal takes the shape of a punch.

    3. A.
    Yes
    B.
    No

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  3. The cold working of metals is carried out

    4. A.
    at the recrystallisation temperature
    B.
    below the recrystallisation temperature
    C.
    above the recrystallisation temperature
    D.
    at any temperature

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  4. Lancing is the operation of

    5. A.
    cutting a sheet of metal in a straight line along the length
    B.
    removal of metal to the desired shape from the edge of a plate
    C.
    cutting a sheet of metal through part of its length and then bending the cut portion
    D.
    bending a sheet of metal along a curved axis

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  5. Notching is the operation of

    6. A.
    cutting a sheet of metal in a straight line along the length
    B.
    removal of metal to the desired shape from the edge of a plate
    C.
    cutting a sheet of metal through part of its length and then bending the cut portion
    D.
    bending a sheet of metal along a curved axis

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  6. The shrinkage allowance for cast iron pattern is

    7. A.
    10 mm/m
    B.
    16 mm/m
    C.
    20 mm/m
    D.
    26 mm/m

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  7. An oxidising flame is obtained when equal volumes of oxygen and acetylene are supplied.

    8. A.
    True
    B.
    False

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  8. A neutral flame is obtained by supplying

    9. A.
    equal volumes of oxygen and acetylene
    B.
    more volume of oxygen and less volume of acetylene
    C.
    more volume of acetylene and less volume of oxygen
    D.
    none of the above

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  9. An oxidising process used for aluminium and magnesium articles is called

    10. A.
    galvanising
    B.
    anodising
    C.
    parkerising
    D.
    sheradising

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  10. For welding plates of thickness less than 5 mm, its edges

    11. A.
    do not require bevelling
    B.
    should be bevelled to a single-V or U-groove
    C.
    should have a double-V or U-groove on one side
    D.
    should have a double-V or U-groove on both sides

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