The lowest temperature during the cycle in a vapour compression system occurs after

A. Compression

B. Expansion

C. Condensation

D. Evaporation

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  1. If a heat pump cycle operates between the condenser temperature of +27°C and evaporator temperature…
  2. The human body feels comfortable when the heat stored in the body is
  3. Absorption system normally uses the following refrigerant
  4. The thermostatic expansion valve is used in __________ type of evaporators.
  5. The lower horizontal line of the refrigeration cycle plotted on pressure-enthalpy diagram represents
  6. In order to collect liquid refrigerant and to prevent it from going to a ________, a device known as…
  7. The power per tonne of refrigeration is
  8. The difference between dry bulb temperature and dew point temperature, is called
  9. The specific humidity during cooling and dehumidification
  10. The boiling point of carbon dioxide is
  11. The superheating in a refrigeration cycle
  12. The central air conditioning system has ________ overall efficiency as compared to individual systems.
  13. The heat rejection factor (HRF) is given by
  14. A Bell Coleman refrigerator working on dense air system as compared to open air system, for the same…
  15. The vapour pressure of refrigerant should be
  16. The wet bulb temperature at 100% relative humidity is ________ dry bulb temperature.
  17. The evaporator changes the low pressure liquid refrigerant from the expansion valve into
  18. Mass flow ratio of NH₃ in comparison to Freon12 for same refrigeration load and same temperature…
  19. In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced…
  20. Which of the following refrigerant is highly toxic and flammable?
  21. The C.O.P of a refrigeration cycle with increase in evaporator temperature, keeping condenser temperature…
  22. On the pressure-enthalpy diagram, condensation and desuperheating is represented by a horizontal line…
  23. The coefficient of performance is the ratio of the refrigerant effect to the
  24. Formation of frost on evaporator in refrigerator
  25. Rick up the incorrect statement
  26. A reversible engine has ideal thermal efficiency of 30%. When it is used as a refrigerating machine…
  27. The operating temperature of a cold storage is 2°C. The heat leakage from the surrounding is 30…
  28. The evaporator used in household refrigerators is
  29. The condition of refrigerant after passing through the condenser in a vapour compression system is
  30. During dehumidification process, __________ remains constant.