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  1. For comfort air conditioning the conditions maintained are
  2. A.
    15 deg dbt to 20 deg Wbt
    B.
    25 deg dbt to 60 % RH
    C.
    40 deg dbt and 40 deg Wbt
    D.
    25 deg dbt and 80 % RH

  3. When water at atmospheric pressure is heated from 40 deg to 80 deg, the heat absorbed is
  4. A.
    sensible heat
    B.
    latent heat
    C.
    super heat
    D.
    specific heat

  5. During tensile testing on a specimen cup and cone formation is observed with
  6. A.
    cast iron
    B.
    cast steel
    C.
    mild steel
    D.
    glass

  7. For large power production, it is economical to set up
  8. A.
    diesel plants
    B.
    steam power plants
    C.
    gas turbines
    D.
    hydro-electric plants

  9. The equipment used for transporting material horizontally as well as vertically which saves labour cost is
  10. A.
    trucks
    B.
    car dumper
    C.
    trailers
    D.
    conveyors

  11. High carbon steel has a carbon content of
  12. A.
    1 to 3 %
    B.
    0.5 to 1 %
    C.
    0.8 to 2 %
    D.
    2 to 4 %

  13. Two stroke IC engines are commonly used in 2 wheelers because the
  14. A.
    power to weight ratio is high
    B.
    thermal efficiency is high
    C.
    lube oil consumption is less
    D.
    cnoise is less

  15. Standard data used in work study is a
  16. A.
    table of time required for various jobs
    B.
    catalogue of material properties
    C.
    table of cost of components
    D.
    catalogue of elemental time standard

  17. The operation chart indicates
  18. A.
    method of assembly
    B.
    sequence of operation
    C.
    times for each operation
    D.
    layout of machines

  19. An aircraft gas turbine operates on
  20. A.
    Sterling cycle
    B.
    Bryton cycle
    C.
    Rankine cycle
    D.
    Otto cycle