Refrigeration and Air Conditioning During a refrigeration cycle, heat is rejected by the refrigerant in a Evaporator Compressor Condenser Expansion valve Evaporator Compressor Condenser Expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A thermostatic expansion valve in a refrigeration system Is suitable only for constant load systems None of these Maintains different temperatures in evaporator in proportion to load Ensures the evaporator completely filled with refrigerant of the load Is suitable only for constant load systems None of these Maintains different temperatures in evaporator in proportion to load Ensures the evaporator completely filled with refrigerant of the load ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigerant used in small tonnage commercial machines (hermetically sealed units) is Carbon dioxide Sulphur dioxide R-12 Ammonia Carbon dioxide Sulphur dioxide R-12 Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour compression cycle, the refrigerant immediately after expansion valve is Saturated liquid Liquid Wet vapour Sub-cooled liquid Saturated liquid Liquid Wet vapour Sub-cooled liquid ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Reducing suction pressure in refrigeration cycle Lowers evaporation temperature Increases power required per ton of refrigeration Lowers compressor capacity because vapour is lighter All of these Lowers evaporation temperature Increases power required per ton of refrigeration Lowers compressor capacity because vapour is lighter All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Vertical lines on pressure-enthalpy chart show constant Pressure lines Temperature lines Entropy lines Total heat lines Pressure lines Temperature lines Entropy lines Total heat lines ANSWER DOWNLOAD EXAMIANS APP
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