81. A heat pump working on a reversed Carnot cycle has a C.O.P. of 5. It works as a refrigerator taking 1 kW of work input. The refrigerating effect will be
82. In larger industrial and commercial reciprocating compression systems, refrigerant widely used is
83. Degree of saturation or percentage humidity is
84. The superheated vapour region, in a pressure enthalpy chart, is represented by the space
85. A mixture of dry air and water vapour, when the air has diffused the maximum amount of water vapour into it, is called
86. One ton of refrigeration is equal to the refrigeration effect corresponding to melting of 1000 kg of ice
87. Which of the following is not a desirable property of a refrigerant?
88. The relative coefficient of performance is
89. The wet bulb temperature at 100% relative humidity is ________ dew point temperature.
90. Bell Coleman cycle is a
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