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Mechanical Engineering :: Workshop Technology

  1. Which of the following statement is wrong?

  2. A.

     The mortise gauge has two scribing pins

    B.

     The gouges are chisels with a hollow shaped blade

    C.

     An auger is a planing tool

    D.

     All of these

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  3. The parts of circular cross-section which are symmetrical about the axis of rotation are made by

  4. A.

     Hot forging

    B.

     Hot spinning

    C.

     Hot extrusion

    D.

     Hot drawing

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  5. The recrystallisation temperature of steel is

  6. A.

     400°C

    B.

     600°C

    C.

     800°C

    D.

     None of these

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  7. The teeth of hacksaw blade are bent

  8. A.

     Towards right

    B.

     Towards left

    C.

     Alternately towards right and left and every third or fourth left straight

    D.

     May be bent in any direction

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  9. The operation of bending a sheet of metal along a curved axis, is known as

  10. A.

     Plunging

    B.

     Notching

    C.

     Slitting

    D.

     Forming

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  11. In forehand welding, the angle between the welding torch and the work is ________ as compared to backhand welding.

  12. A.

     Same

    B.

     Less

    C.

     More

    D.

     None of these

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  13. The electron beam welding can be carried out in

  14. A.

     Open air

    B.

     A shielded gas environment

    C.

     Vacuum

    D.

     A pressurized inert gas chamber

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  15. Structural sections such as rails, angles, I-beams are made by

  16. A.

     Hot rolling

    B.

     Hot drawing

    C.

     Hot piercing

    D.

     Hot extrusion

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  17. A hacksaw blade cuts on the

  18. A.

     Forward stroke

    B.

     Return stroke

    C.

     Both forward and return strokes

    D.

     Cutting depends upon the direction of force

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  19. V-block is used to

  20. A.

     Check the trueness of flat surfaces

    B.

     Locate centres of round rods

    C.

     Check the surface roughness

    D.

     None of these

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