Refrigeration and Air Conditioning A vapour absorption refrigerator uses _________ as a refrigerant. Ammonia Water Freon Aqua-ammonia Ammonia Water Freon Aqua-ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The superheated vapour region, in a pressure enthalpy chart, is represented by the space To the right of saturated liquid line Between the saturated liquid line and saturated vapour line To the left of saturated liquid line None of these To the right of saturated liquid line Between the saturated liquid line and saturated vapour line To the left of saturated liquid line None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The pressure at the inlet of a refrigerant compressor is called Discharge pressure Critical pressure Back pressure Suction pressure Discharge pressure Critical pressure Back pressure Suction pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bypass factor (B. P. F.) in case of sensible heating of air is (Where td₁ = Dry bulb temperature of air entering the heating coil, td₂ = Dry bulb temperature of air leaving the heating coil, and td₃ = Dry bulb temperature of heating coil) (td₃ - td₁)/(td₂ - td₃) (td₃ - td₂)/(td₃ - td₁) (td₃ - td₁)/(td₃ - td₂) (td₂ - td₃)/(td₃ - td₁) (td₃ - td₁)/(td₂ - td₃) (td₃ - td₂)/(td₃ - td₁) (td₃ - td₁)/(td₃ - td₂) (td₂ - td₃)/(td₃ - td₁) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The dehumidification process, on the psychrometric chart, is shown by Horizontal line Vertical line Inclined line Curved line Horizontal line Vertical line Inclined line Curved line ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In aqua ammonia and Lithium bromide water absorption refrigeration systems, the refrigerants are respectively Water and lithium bromide Ammonia and lithium bromide Ammonia and water Water and water Water and lithium bromide Ammonia and lithium bromide Ammonia and water Water and water ANSWER DOWNLOAD EXAMIANS APP
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