Home / Chemical Engineering / Chemical Engineering Basics :: Section 8

Chemical Engineering :: Chemical Engineering Basics

  1. Potable water means the water used for

  2. A.
    fire-fighting
    B.
    cooling
    C.
    drinking
    D.
    evaporation to produce steam

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

  4. A.
    200 BTU/minute
    B.
    50 kcal/minute
    C.
    50 kJ/sec.
    D.
    3.5 KW

  5. Starting friction is low in case of the __________ lubrication.

  6. A.
    boundary
    B.
    hydrodynamic
    C.
    hydrostatic
    D.
    mixed/semi-fluid

  7. Ultimate strength in tension as compared to that in shear for steel is

  8. A.
    half
    B.
    one third
    C.
    one and half times
    D.
    one fourth

  9. Which of the following heat treatment processes is usually applied to castings ?

  10. A.
    Tempering
    B.
    Annealing
    C.
    Normalising
    D.
    Carburising

  11. Photographic plates are coated with

  12. A.
    silver nitrate
    B.
    silver halide
    C.
    calcium silicate
    D.
    metallic silver

  13. Hardening of steel is not possible, unless it is heated __________ critical point.

  14. A.
    above the highest
    B.
    above the lowest
    C.
    between the first & second
    D.
    between the second & third

  15. Isotropic materials have the same __________ in all directions.

  16. A.
    induced stresses
    B.
    density
    C.
    elastic properties
    D.
    thermal properties

  17. The most important requirement for aluminium industry is the availability of cheap

  18. A.
    ore
    B.
    electrical power
    C.
    labour
    D.
    & abundant water

  19. Spheriodising of a material is a/an __________ process.

  20. A.
    normalising
    B.
    annealing
    C.
    tempering
    D.
    hardening