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Chemical Engineering :: Chemical Engineering Basics-2

  1. Pick out the wrong conversion of absolute & kinematic viscosities.

  2. A.

     1 stoke = 1 cm²/sec

    B.

     1 N.sec/m² = 10 paise

    C.

     1 stoke = 1 m²/sec

    D.

     1 m²/sec = 10⁴ stokes

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  3. Which of the following metals is not subjected to electrolytic refinning/purification?

  4. A.

     Copper

    B.

     Zinc

    C.

     Tin

    D.

     Aluminium

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  5. All the atoms of the world comprise of electrons, proton & neutron except that of __________ atom in which neutron is absent.

  6. A.

     Deuterium

    B.

     Hydrogen

    C.

     Neon

    D.

     Helium

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  7. An abrupt and sudden fall in the readinp of barometer is an indication of the

  8. A.

     Storm

    B.

     Rain

    C.

     Clear weather

    D.

     Cold wave

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  9. The reductant used in the extraction of magnesium from calcined dolomite via Pidgeon's process is

  10. A.

     Pure carbon

    B.

     Pure silicon

    C.

     Ferro silicon

    D.

     Ferro manganese

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  11. __________ is used as a material of construction for the blade of power saw.

  12. A.

     Wrought iron

    B.

     Stainless steel

    C.

     Mild steel

    D.

     High speed steel

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  13. The most important consideration in value engineering is the

  14. A.

     Profit maximisation

    B.

     Customer satisfaction

    C.

     Cost reduction

    D.

     Process improvement

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  15. The most important consideration in value engineering is the

  16. A.

     Profit maximisation

    B.

     Customer satisfaction

    C.

     Cost reduction

    D.

     Process improvement

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  17. Electrometallurgy is not involved in the extraction of __________ from its ore.

  18. A.

     Aluminium

    B.

     Tin

    C.

     Lead

    D.

     Both B & C

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  19. Which of the following alloying elements reduces the formation of iron sulphide in steel?

  20. A.

     Cobalt

    B.

     Nickel

    C.

     Manganese

    D.

     Vanadium

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