Refrigeration and Air Conditioning The pressure at the inlet of a refrigerant compressor is called Back pressure Critical pressure Discharge pressure Suction pressure Back pressure Critical pressure Discharge pressure Suction pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The temperature of air recorded by a thermometer, when its bulb is surrounded by a wet cloth exposed to the air, is called None of these Dry bulb temperature Dew point temperature Wet bulb temperature None of these Dry bulb temperature Dew point temperature Wet bulb temperature 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)/(td₃ - td₂) (td₃ - td₂)/(td₃ - td₁) (td₂ - td₃)/(td₃ - td₁) (td₃ - td₁)/(td₂ - td₃) (td₃ - td₁)/(td₃ - td₂) (td₃ - td₂)/(td₃ - td₁) (td₂ - td₃)/(td₃ - td₁) (td₃ - td₁)/(td₂ - td₃) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Air refrigeration operates on Carnot cycle Rankine’s cycle Reversed Carnot cycle Brayton cycle Carnot cycle Rankine’s cycle Reversed Carnot cycle Brayton cycle ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning If a gas is to be liquefied, its temperature must be Increased to a value above its critical temperature Equal to critical temperature None of these Reduced to a value below its critical temperature Increased to a value above its critical temperature Equal to critical temperature None of these Reduced to a value below its critical temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The comfort conditions in air conditioning are at (where DBT = Dry bulb temperature, and RH = Relative humidity) 20°C DBT and 80% RH 25°C DBT and 40% RH 22°C DBT and 60% RH 25°C DBT and 100% RH 20°C DBT and 80% RH 25°C DBT and 40% RH 22°C DBT and 60% RH 25°C DBT and 100% RH ANSWER DOWNLOAD EXAMIANS APP