Refrigeration and Air Conditioning The pressure at the outlet of a refrigerant compressor is called Back pressure Discharge pressure Critical pressure Suction pressure Back pressure Discharge pressure Critical pressure Suction pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour compression cycle, the refrigerant immediately after expansion valve is Wet vapour Saturated liquid Liquid Sub-cooled liquid Wet vapour Saturated liquid Liquid Sub-cooled liquid ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The condensing pressure due to the presence of non-condensable gases, as compared to that actually required for condensing temperatures without non-condensable gases, Will remain unaffected Will be higher May be higher or lower depending upon the nature of non-condensable gases Will be lower Will remain unaffected Will be higher May be higher or lower depending upon the nature of non-condensable gases Will be lower ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance (C.O.P.) of a refrigerator working as a heat pump is given by ( O.P)R O.P.)P = ( O.P)P = ( O.P)R - 1 O.P.)R + 1 O.P.)R + 2 ( ( O.P.)P = ( ( O.P)P = ( ( O.P)R O.P.)P = ( O.P)P = ( O.P)R - 1 O.P.)R + 1 O.P.)R + 2 ( ( O.P.)P = ( ( O.P)P = ( ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The dry bulb temperature lines, on the psychrometric chart are Vertical and uniformly spaced Horizontal and non-uniformly spaced Curved lines Horizontal and uniformly spaced Vertical and uniformly spaced Horizontal and non-uniformly spaced Curved lines Horizontal and uniformly spaced ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The suction pipe diameter of refrigerating unit compressor in comparison to delivery side is Smaller Smaller/bigger depending on capacity Equal Bigger Smaller Smaller/bigger depending on capacity Equal Bigger ANSWER DOWNLOAD EXAMIANS APP
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