The boiling point of ammonia is

A. 100°C

B. 50°C

C. 33.3°C

D. 0°C

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  1. In a refrigeration system, the expansion device is connected between the
  2. In a reversed Brayton cycle, the heat is absorbed by the air during
  3. The leaks in a refrigeration system using Freon are detected by
  4. In a vapour compression system, the condition of refrigerant before passing through the condenser is
  5. Ammonia absorption refrigeration cycle requires
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  16. The higher temperature in vapour compression cycle occurs at
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  18. In vapour compression cycle, the condition of refrigerant is very wet vapour
  19. A refrigerant compressor is used to
  20. Which of the following refrigerant has the lowest freezing point?
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  25. Allowable pressure on high pressure side or ammonia absorption system is of the order of
  26. The centrifugal compressors are generally used for refrigerants that require
  27. The thermostatic expansion valve is also called
  28. Aqua ammonia is used as refrigerant in the following type of refrigeration system
  29. A Bell Coleman refrigerator working on dense air system as compared to open air system, for the same…
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