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The relative humidity lines on a psychrometric chart are

A. Vertical and uniformly spaced

B. Horizontal and uniformly spaced

C. Horizontal and non-uniformly spaced

D. Curved lines

Correct Answer : D.


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  1. Choose the correct statement
  2. A valve which maintains a constant degree of superheat at the end of the evaporator coil, is called
  3. The conditioned air supplied to the room must have the capacity to take up
  4. In a vapour compression cycle, the refrigerant immediately after expansion valve is
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  7. In a psychrometric chart, specific humidity (moisture content) lines are
  8. Rick up the incorrect statement
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  10. The coefficient of performance of a domestic refrigerator is ________ as compared to a domestic air-conditioner.
  11. The relative coefficient of performance is equal to
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  13. In Electrolux refrigerator
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  17. The sub-cooling in a refrigeration cycle
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  19. The refrigerant supplied to a compressor must be
  20. The capacity of a domestic refrigerator is in the range of
  21. In air-conditioning of aeroplanes, using air as a refrigerant, the cycle used is
  22. A vapour absorption refrigerator uses __________ as a refrigerant.
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  25. The colour of the flame of halide torch, in case of leakage of Freon refrigerant, will change to
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