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Chemical Engineering :: Chemical Engineering Basics

  1. Gross & Net calorific values will be the same for

  2. A.
    methane
    B.
    propane
    C.
    carbon monoxide
    D.
    hydrogen

  3. As per the Indian boiler regulation (IBR), the type of joint preferred for the circumferential joint is the __________ joint.

  4. A.
    butt
    B.
    lap
    C.
    welded
    D.
    none of these

  5. Presence of small quantity of sulphur in low carbon steel improves its

  6. A.
    formability
    B.
    machinability
    C.
    weldability
    D.
    hardenarality

  7. Duralumin is an alloy of aluminium and copper. Percentage of copper in duralumin is

  8. A.
    38
    B.
    26
    C.
    16
    D.
    4

  9. Copper is not present as an alloying constituent in

  10. A.
    silicon bronze
    B.
    constantan
    C.
    nichrome
    D.
    delta metal

  11. Lead is added to 60:40 brass primarily to improve

  12. A.
    machinability
    B.
    corrosion resistance
    C.
    fluidity
    D.
    strength

  13. Air intake for an air compressor should be preferably taken from

  14. A.
    a site, where cooling towers are located nearby.
    B.
    a site, where open coal yard in located nearby.
    C.
    an air conditioned room maintained at a temperature of 18°C.
    D.
    an outside atmosphere at 10°C.

  15. Current asset of a factory includes the

  16. A.
    goodwill of the company.
    B.
    common stocks held by the company.
    C.
    manufacturing plant & equipment.
    D.
    inventory.