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Mechanical Engineering :: Workshop Technology

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

  1. Acetylene gas is stored in cylinders in

    2. A.
    solid form
    B.
    gaseous form
    C.
    liquid form
    D.
    any one of these

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  2. Which one of the following material will require the largest size of riser for the same size of casting?

    3. A.
    Aluminium
    B.
    Cast iron
    C.
    Steel
    D.
    Copper

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  3. The consumable electrode is used in

    4. A.
    carbon arc welding
    B.
    submerged arc welding
    C.
    TIG arc welding
    D.
    MIG arc welding

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  4. The operation of cutting a sheet of metal in a straight line along the length, is known as

    5. A.
    plunging
    B.
    notching
    C.
    slitting
    D.
    forming

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  5. Forming is the operation of removing metal to the desired shape from the edge of a plate.

    6. A.
    Correct
    B.
    Incorrect

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  6. Cold working of metal increases

    7. A.
    tensile strength
    B.
    yield strength
    C.
    hardness
    D.
    all of these

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  7. In welding aluminium with TIG arc welding, alternating current is used.

    8. A.
    Correct
    B.
    Incorrect

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  8. Linde welding uses

    9. A.
    neutral flame and right-ward technique
    B.
    oxidising flame and left-ward technique
    C.
    neutral flame and left-ward technique
    D.
    carburising flame and right-ward technique

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  9. The purpose of a gate is to

    10. A.
    deliver molten metal into the mould cavity
    B.
    act as a reservoir for the molten metal
    C.
    feed the molten metal to the casting in order to compensate for the shrinkage
    D.
    deliver molten metal from pouring basin to gate

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  10. When two pieces of different metals are to be welded by projection welding, then the projection should be made on the metal piece having __________ conductivity.

    11. A.
    lower
    B.
    higher

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