Home / Chemical Engineering / Materials and Construction :: Section 4

Chemical Engineering :: Materials and Construction

  1. An ideal material of construction for the storage of 50% caustic soda solution would be

  2. A.
    karbate
    B.
    high silicon cast iron
    C.
    monel
    D.
    none of these

  3. Which of the following is the hardest ?

  4. A.
    Cementite
    B.
    Pearlite
    C.
    Austenite
    D.
    Ferrite

  5. Which of the following alloy steels is the most suitable for making gun barrels and projectiles ?

  6. A.
    Tungsten steel
    B.
    Molybdenum steel
    C.
    Nickel-chrome steel
    D.
    Cobalt steel

  7. The process of heating the cold pressed metallic powder is called __________ in powder metallurgy.

  8. A.
    precipitation
    B.
    fusion
    C.
    sintering
    D.
    agglomeration

  9. Sulphuric acid pickling tanks are lined with

  10. A.
    nickel
    B.
    rubber
    C.
    aluminium
    D.
    glass

  11. Valves in pipe size of 2" and under are normally made of

  12. A.
    wrought iron
    B.
    brass
    C.
    bronze
    D.
    monel

  13. Ceramic materials are

  14. A.
    organic in nature.
    B.
    stronger in compression than in tension
    C.
    always amorphous in nature.
    D.
    always bad heat conductors.

  15. Which is an amorphous material ?

  16. A.
    Glass
    B.
    Mica
    C.
    Brass
    D.
    Cast iron

  17. In the Contact process of sulphuric acid manufacture, 98% acid cooler is made of

  18. A.
    stainless steel
    B.
    cast iron
    C.
    lead lined steel
    D.
    rubber lined steel

  19. Platinum and silver are corroded by

  20. A.
    caustic soda solution
    B.
    phosphoric acid
    C.
    sulphuric acid (10%)
    D.
    none of these