TRADESMAN---REFRIGERATION-AND-AIR-CONDITIONING---TECHNICAL-EDUCATION Related Question Answers

26. One tonne of refrigeration is equal to :

27. The switch should control the line :

28. A compressor coupled to a motor externally is called :

29. The purpose of a filter drier is to remove :

30. The storage capacity of a dissolved acetylene cylinder is :

31. The heart of refrigeration system is :

32. Colour code of ammonia refrigerant cylinder :

33. Identify the zeotropic refrigerant from the following :

34. In air - refrigeration system, the coefficient of performance is:

35. A low side float valve maintains the level of refrigerant in :

36. - 40° F is :

37. The ball bearings of electrical motor are lubricated by

38. Stabiliser used for 1.0 TR A/C is :

39. For checking the air movement, there is an instrument called :

40. The chemical formula of R134. is :

41. The thermostat for the window' type air-conditioner is set at:

42. Auto defrost operated by :

43. Urine solution density is checked by :

44. An ideal refrigerants is one whose boiling point is :

45. The condenser in indirect system, condenses :

46. High side float valve is fitted on the condensing unit just after the :

47. According to Ohm's law 1 = :

48. When air is heated relative humidity :

49. Which refrigerant charged in car A.C?

50. The pipes which are used for absorption refrigeration system :

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