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Highest temperature encountered in refrigeration cycle should be

A. Near critical temperature of refrigerant

B. Above critical temperature

C. At critical Temperature

D. Much below critical temperature

Correct Answer : D.


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  3. The wet bulb depression is zero when relative humidity is
  4. Presence of moisture in a refrigerant affects the working of
  5. Which of the following cycles uses air as the refrigerant?
  6. The specific humidity during dehumidification process
  7. When the air is passed through an insulated chamber having sprays of water maintained at a temperature…
  8. The dry bulb temperature during sensible heating of air
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  10. Accumulators should have adequate volume to store refrigerant charge at least
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  12. A valve which maintains a constant degree of superheat at the end of the evaporator coil, is called
  13. In a refrigeration cycle, the flow of refrigerant is controlled by
  14. The vapour compression refrigerator employs the following cycle
  15. The operating temperature of a cold storage is 2°C. The heat leakage from the surrounding is 30…
  16. The heat rejection factor (HRF) is given by
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  18. Absorption system normally uses the following refrigerant
  19. A human body feels comfortable when the heat produced by the metabolism of human body is equal to the
  20. A refrigeration cycle operates between condenser temperature of + 27°C and evaporator temperature…
  21. On the pressure-enthalpy diagram, condensation and desuperheating is represented by a horizontal line…
  22. The specific humidity during cooling and dehumidification
  23. In order to cool and dehumidify a stream of moist air, it must be passed over the coil at a temperature
  24. During heating and humidification, the final relative humidity of air
  25. In a pressure enthalpy chart, the space to the left of the saturated liquid line represents
  26. A heat pump working on a reversed Carnot cycle has a C.O.P. of 5. It works as a refrigerator taking…
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