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Which of the following statement is correct?

A. In vapour absorption refrigerator, the compression of refrigerant is avoided.

B. Sub-cooling can be achieved by circulating more quantity of cooling water through the condenser.

C. In vapour compression refrigeration, the vapour is drawn in the compressor cylinder during its suction stroke and is compressed adiabatically during the compression stroke.

D. All of the above

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  6. Air conditioning means
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  10. The sensible heat factor during the heating and humidification process is given by (where h₁…
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  12. In chemical dehumidification process,
  13. In a refrigerating machine, heat rejected is _________ heat absorbed.
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  15. Most air cooled condensers are designed to operate with a temperature difference of
  16. The general rule for rating refrigeration systems (excepting for CO₂ system) is to approximate…
  17. Pick up the wrong statement. A refrigerant should have
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  20. A Bell Coleman refrigerator working on dense air system as compared to open air system, for the same…
  21. During sensible cooling of air ________ decreases.
  22. Chaperon equation is a relation between
  23. The humidity ratio or specific humidity is the mass of water vapour present in
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  25. In aircraft, air refrigeration Cycle is used because of
  26. A one tonne refrigerating machine means that
  27. In a psychrometric process, the sensible heat added is 30 kJ/s and the latent heat added is 20 kJ/s.…
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  29. The refrigerant supplied to a compressor must be
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