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  1. Annealing of a material does not

  2. A.
    permit its further cold working.
    B.
    soften it.
    C.
    case harden it.
    D.
    none of these.

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  3. Which of the following is not an ore of aluminium ?

  4. A.
    Troosite
    B.
    Kaolin
    C.
    Alunite
    D.
    Cryolite

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  5. Boiler draught of 10 mm water column is equivalent to

  6. A.
    1 kgf/m2
    B.
    10 kgf/m2
    C.
    10 kgf/mm2
    D.
    1 kgf/mm2

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  7. The fugacity of liquid water at 298 K is approximately 3171 Pa. Considering the ideal heat of vaporisation as 43723 J/gm mole, its fugacity at 300 K would be

  8. A.
    3171Pa
    B.
    3567Pa
    C.
    1.01 x 105Pa
    D.
    5000Pa

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  9. The leg of a barometric leg pump is longer than the Toricellian leg, which is about __________ metres.

  10. A.
    1
    B.
    5
    C.
    34
    D.
    10

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  11. Commonly employed coolant for high pressure turbogenerator is

  12. A.
    air
    B.
    carbon dioxide
    C.
    hydrogen
    D.
    water

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  13. Slight displacement of a floating body in liquid makes it to oscillate about its

  14. A.
    centre of pressure.
    B.
    centre of gravity.
    C.
    metacentre.
    D.
    centre of pressure.

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  15. Buoyancy force depends on the __________ the liquid.

  16. A.
    depth of immersion in
    B.
    displaced mass of
    C.
    surface tension of
    D.
    viscosity of

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  17. "Encyclopaedia of Chemical Technology" has been

  18. A.
    authored by Kirk Othmer.
    B.
    edited by Perry and Chilton.
    C.
    edited by Kirk Othmer.
    D.
    authored by Perry and Chilton.

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  19. Statistical quality control was developed by __________ , an American scientist during world war II.

  20. A.
    Water shewhart
    B.
    Fredric Taylor
    C.
    John Wright
    D.
    Woolmer

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