41. Most of the domestic refrigerators work on the following refrigeration system
42. In a lithium bromide absorption refrigeration system
43. The operating temperature of a cold storage is -2°C. The heat leakage from the surrounding is 30 kW for the ambient temperature of 40°C. The actual C.O.P. of refrigeration plant used is one fourth that of ideal plant working between the same temperatures. The power required to drive the plant is
44. The alignment circle is marked on the psychrometric chart at
45. The evolution of heat of solution takes place in ammonia absorption plant when
46. When the temperature of the surrounding is higher than the temperature of the body, then the heat loss by convection from the body to the surrounding will be
47. The capacity of a domestic refrigerator is in the range of
48. Mass flow ratio of NH3 in comparison to Freon-12 for same refrigeration load and same temperature limits is of the order of
49. Allowable pressure on high pressure side or ammonia absorption system is of the order of
50. Rating of a domestic refrigerator is of the order of
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