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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

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  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

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  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

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  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

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  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

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  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 %

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  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

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  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

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

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

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