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The process, generally used in winter air-conditioning to warm and humidity the air, is called

A. Humidification

B. Dehumidification

C. Heating and humidification

D. Cooling and dehumidification

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  1. R-12 is generally preferred over R-22 in deep freezers since
  2. The wet bulb depression is zero when relative humidity is
  3. Relative humidity is given by (where pv = Partial pressure of water vapour, pb = Barometric pressure,…
  4. The coefficient of performance of Heat Pump is always __________ one.
  5. During heating and humidification, the final relative humidity of air
  6. The boiling point of ________ is 10.5°C.
  7. Carbon dioxide is
  8. While designing the refrigeration system of an aircraft, the prime consideration is that the
  9. The wet bulb depression indicates _________ humidity of the air.
  10. In vapour compression cycle using NH₃ as refrigerant, initial charge is filled at
  11. A good refrigerant should have
  12. In a lithium bromide absorption refrigeration system
  13. Most of the domestic refrigerators work on the following refrigeration system
  14. The minimum temperature to which water can be cooled in a cooling tower is
  15. Chaperon equation is a relation between
  16. One tonne of refrigeration (1TR) means that the heat removing capacity is
  17. In a psychrometric chart, specific humidity (moisture content) lines are
  18. The bypass factor for a cooling coil
  19. During sensible cooling of air, specific humidity
  20. For better C.O.P of refrigerator, the pressure range corresponding to temperature in evaporator and…
  21. Accumulators should have adequate volume to store refrigerant charge at least
  22. The refrigerant supplied to a compressor must be
  23. During sensible heating of air _________ decreases.
  24. The relative humidity is defined as
  25. The advantage of dry compression is that
  26. The evaporator changes the low pressure liquid refrigerant from the expansion valve into
  27. One of the purposes of sub cooling the liquid refrigerant is to
  28. The dry bulb temperature lines, on the psychrometric chart are
  29. Air refrigeration cycle is used in
  30. The temperature of ammonia after compression in a vapour compression system is