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Chemical Engineering :: Chemical Engineering Basics-2

  1. No cutting fluid is normally used, while machining

  2. A.

     Cast iron

    B.

     Aluminium

    C.

     Mild steel

    D.

     Stainless steel

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  3. Which of the following is not a ferromagnetic material?

  4. A.

     Nickel

    B.

     Cobalt

    C.

     Aluminium

    D.

     Iron

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  5. Turning/machining of __________ usually does not require any cutting fluid.

  6. A.

     Cast iron

    B.

     Stainless steel

    C.

     Mild steel

    D.

     Copper

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  7. Nitrogen compounds are not used in the manufacture of

  8. A.

     Fertilisers

    B.

     Gun powder

    C.

     Tip of match sticks

    D.

     Explosive

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  9. All radiations falling on a black body are

  10. A.

     Refracted

    B.

     Reflected

    C.

     Transmitted

    D.

     Absorbed

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  11. The thermodynamic law, PVy = constant, is not followed by the

  12. A.

     Free expansion of an ideal gas

    B.

     Adiabatic expansion of steam in turbine

    C.

     Adiabatic compression of air

    D.

     Ideal compression of air

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  13. Neutrons are present in all atoms except that of

  14. A.

     He

    B.

     C

    C.

     H

    D.

     Ar

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  15. At 100% relative humidity, the dew point temperature of moist air is

  16. A.

     Less than the wet bulb temperature

    B.

     More than the wet bulb temperature

    C.

     Equal to the wet bulb temperature

    D.

     Equal to the ambient temperature

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  17. One ton of refrigeration is not equivalent to the heat removal rate of

  18. A.

     200 BTU/minute

    B.

     50 kcal/minute

    C.

     50 kJ/sec

    D.

     3.5 KW

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  19. A coal with high __________ content will ignite most easily.

  20. A.

     Hydrogen

    B.

     Oxygen

    C.

     Volatile matter

    D.

     Fixed carbon

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