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When the air is passed through an insulated chamber having sprays of water maintained at a temperature higher than the dew point temperature of entering air but lower than its dry bulb temperature, then the air is said to be

A. Cooled and humidified

B. Cooled and dehumidified

C. Heated and humidified

D. Heated and dehumidified

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. The wet bulb temperature at 100% relative humidity is ________ dry bulb temperature.
  2. The boiling point of carbon dioxide is
  3. The relative coefficient of performance is
  4. The fluids used in Electrolux refrigerator are
  5. A condenser of refrigeration system rejects heat at the rate of 120 kW, while its compressor consumes…
  6. The bypass factor of a cooling coil decreases with
  7. If a heat pump cycle operates between the condenser temperature of +27°C and evaporator temperature…
  8. The vapour compression refrigerator employs the following cycle
  9. The coefficient of performance of Heat Pump is always __________ one.
  10. Which of the following statement is correct?
  11. Air refrigeration operates on
  12. The refrigerant for a refrigerator should have
  13. In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = Bypass factor)
  14. Freon group of refrigerants are
  15. Refrigeration in aeroplanes usually employs the following refrigerant
  16. During a refrigeration cycle, heat is rejected by the refrigerant in a
  17. The power per tonne of refrigeration is
  18. The thermal diffusivity for gases is generally __________ those for liquids.
  19. A refrigerant compressor is used to
  20. One ton of refrigeration is equal to the refrigeration effect corresponding to melting of 1000 kg of…
  21. The C.O.P. of a refrigeration cycle with lowering of condenser temperature, keeping the evaporator temperature…
  22. The desirable property of a refrigerant is
  23. The process, generally used in winter air-conditioning to warm and humidity the air, is called
  24. In larger industrial and commercial reciprocating compression systems, refrigerant widely used is
  25. Which of the following statement is correct?
  26. An infinite parallel planes with emissivities e₁ and e₂, the interchange factor for radiation…
  27. In a pressure enthalpy chart, the space to the left of the saturated liquid line represents
  28. In a saturated air-water vapour mixture, the
  29. During dehumidification process, the relative humidity
  30. Choose the wrong statement