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The thermostatic expansion valve is also called

A. Constant pressure valve

B. Constant temperature valve

C. Constant superheat valve

D. None of these

Correct Answer : C.


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  1. In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = Bypass factor)
  2. In a refrigeration system, the expansion device is connected between the
  3. Chaperon equation is applicable for registration at
  4. Hydrogen is used in Electrolux refrigeration system so as to _________ the rate of evaporation of the…
  5. The process, generally used in winter air-conditioning to warm and humidity the air, is called
  6. The specific humidity during dehumidification process
  7. The advantage of dry compression is that
  8. The fluids used in Electrolux refrigerator are
  9. In a psychrometric chart, specific humidity (moisture content) lines are
  10. The specific humidity during cooling and dehumidification
  11. In a domestic refrigerator, a capillary tube controls the flow of refrigerant from the
  12. Which of the following refrigerant has the lowest freezing point?
  13. One of the purposes of sub cooling the liquid refrigerant is to
  14. The specific humidity during humidification process
  15. Where does the lowest temperature occur in a vapour compression cycle?
  16. The lowest temperature during the cycle in a vapour compression system occurs after
  17. The vapour pressure of refrigerant should be
  18. The humidity ratio or specific humidity is the mass of water vapour present in
  19. The freezing point of sulphur dioxide is
  20. The thermostatic expansion valve is used in __________ type of evaporators.
  21. Accumulators should have adequate volume to store refrigerant charge at least
  22. In a flooded evaporator refrigerator, an accumulator at suction of compressor is used to
  23. An Electrolux refrigerator is called a __________ absorption system.
  24. The wet bulb depression is zero when relative humidity is
  25. A vapour absorption refrigerator uses __________ as a refrigerant.
  26. The thermostatic expansion valve is also called
  27. Cooling water is required for following equipment in ammonia absorption plant
  28. Degree of saturation or percentage humidity is
  29. The relative coefficient of performance is
  30. The boiling point of carbon dioxide is