Refrigeration and Air Conditioning The process, generally used in winter air-conditioning to warm and humidity the air, is called Heating and humidification Cooling and dehumidification Humidification Dehumidification Heating and humidification Cooling and dehumidification Humidification Dehumidification ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Absorption system normally uses the following refrigerant Freon-22 CO2 Freon-11 Ammonia Freon-22 CO2 Freon-11 Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The dry bulb temperature during sensible heating of air Increases Decreases Remains constant None of these Increases Decreases Remains constant None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The humidification process, on the psychrometric chart is shown by Vertical line Inclined line Curved line Horizontal line Vertical line Inclined line Curved line Horizontal line ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a pressure enthalpy chart, the space to the left of the saturated liquid line represents Superheated vapour region None of the listed here Wet vapour region Sub-cooled liquid region Superheated vapour region None of the listed here Wet vapour region Sub-cooled liquid region ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A one tonne refrigerating machine means that One tonne refrigerant is used One tonne is the total mass of machine One tonne of water can be converted into ice One tonne of ice when melts from and at 0° C in 24 hours, the refrigeration effect is equivalent to 210 kJ/min One tonne refrigerant is used One tonne is the total mass of machine One tonne of water can be converted into ice One tonne of ice when melts from and at 0° C in 24 hours, the refrigeration effect is equivalent to 210 kJ/min ANSWER DOWNLOAD EXAMIANS APP
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