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Chemical Engineering :: Chemical Engineering Basics-2

  1. Spark plug is provided in a/an

  2. A.

     Engine having carburettor

    B.

     Diesel engine

    C.

     Compression ignition engine

    D.

     Both(b) & (c)


  3. Springs are not made of

  4. A.

     Phospher bronze

    B.

     Nickel steel

    C.

     Monel

    D.

     Carbon steel (c ≤ 0.5%)


  5. Current asset of a factory includes the

  6. A.

     Goodwill of the company

    B.

     Common stocks held by the company

    C.

     Manufacturing plant & equipment

    D.

     Inventory


  7. In the blast furnace, incorporation of water vapour in the blast gives the following effect.

  8. A.

     Increases the reducing potential of the gas

    B.

     Increases the flame temperature

    C.

     No significant change occurs

    D.

     Increases the hydrogen content in the metal


  9. Maximum carbon content in cast iron is __________ percent.

  10. A.

     3.8

    B.

     4

    C.

     4.3

    D.

     4.6


  11. For separating small pieces of metal from engine oil of a car, the best separating technique is the

  12. A.

     Chromatography

    B.

     Evaporation

    C.

     Filtration

    D.

     Fractional distillation


  13. Which of the following has the highest value of refractive index?

  14. A.

     Brine (sea water)

    B.

     Diamond

    C.

     Distilled water

    D.

     Glass


  15. A machine having assumed life of 20 years is purchased for Rs 32000/-. Its scrap value at the end of its life is Rs 8000/-. If the depreciation is calculated by diminishing balance method, then percentage reduction in its value at the end of first year is __________ percent.

  16. A.

     6.7

    B.

     7.6

    C.

     10.3

    D.

     15.2


  17. Brittleness induced due to the presence of sulphur in steel can be reduced by adding

  18. A.

     Manganese

    B.

     Magnesium

    C.

     Vanadium

    D.

     Copper


  19. Brittleness induced due to the presence of sulphur in steel can be reduced by adding

  20. A.

     Manganese

    B.

     Magnesium

    C.

     Vanadium

    D.

     Copper