Refrigeration and air-conditioning objective questions and answers

31. Rating of a domestic refrigerator is of the order of.......

   A.0.1 ton

   B.5 ton

   C.10 ton

   D.40 ton

   E.100 ton

32. Air refrigeration operates on.......

   A.Carnot cycle

   B.Reversed carnot cycle

   C.Rankine cycle

   D.Erricson cycle

   E.Brayton cycle

33. Air refrigeration cycles is used in....

   A.Domestic refrigerators

   B.Commercial refrigerators

   C.Air conditioning

   D.Gas liquefaction

34. The C.O.P. of domestic refrigerator.......

   A.Is less than 1

   B.Is more than 1

   C.Is equal to 1

   D.None of the above

35. Which type of compressor is used in domestic refrigerator.......

   A.Centrifugal

   B.Axial

   C.Miniature sealed unit

   D.Piston type reciprocating

< 1 2 3 4 5 6 7 8 9 10 Next>