While designing the refrigeration system of an aircraft, the prime consideration is that the

A. System has high C.O.P.

B. Power per TR is low

C. Mass of refrigerant circulated in the system is low

D. Mass of the refrigeration equipment is low

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

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  1. One ton refrigeration corresponds to
  2. Hydrogen is used in Electrolux refrigeration system so as to _________ the rate of evaporation of the…
  3. In a flooded evaporator refrigerator, an accumulator at suction of compressor is used to
  4. The evaporator used in household refrigerators is
  5. The superheating in a refrigeration cycle
  6. R-12 is generally preferred over R-22 in deep freezers since
  7. The coefficient of performance is the ratio of the refrigerant effect to the
  8. The process, generally used in winter air-conditioning to warm and humidity the air, is called
  9. The operating temperature of a cold storage is 2°C. The heat leakage from the surrounding is 30…
  10. Oil separator in a refrigeration cycle is installed
  11. The lower horizontal line of the refrigeration cycle plotted on pressure-enthalpy diagram represents
  12. A refrigeration cycle operates between condenser temperature of + 27°C and evaporator temperature…
  13. The mass of water vapour present in __________ is called absolute humidity.
  14. The dehumidification process, on the psychrometric chart, is shown by
  15. In a vapour compression system, the condition of refrigerant before entering the expansion or throttle…
  16. The superheated vapour region, in a pressure enthalpy chart, is represented by the space
  17. A good refrigerant should have
  18. The general rule for rating refrigeration systems (excepting for CO₂ system) is to approximate…
  19. The colour of the flame of halide torch, in case of leakage of Freon refrigerant, will change to
  20. A refrigerant with the highest critical pressure is
  21. The pressure at the inlet of a refrigerant compressor is called
  22. The vapour pressure of refrigerant should be
  23. For large tonnage (more than 200 TR) air-conditioning applications, the compressor recommended is
  24. The refrigerant used in small tonnage commercial machines (hermetically sealed units) is
  25. Which of the following statement is correct for ammonia as a refrigerant?
  26. The sub-cooling in a refrigeration cycle
  27. Rating of a domestic refrigerator is of the order of
  28. Efficiency of a Carnot engine is given as 80%. If the cycle direction be reversed, what will be the…
  29. At lower temperatures and pressures, the latent heat of vaporisation of a refrigerant
  30. During heating and dehumidification process, dry bulb temperature