Refrigeration and Air Conditioning The refrigerant after condensation process is cooled below the saturation temperature before throttling. Such a process is called Sub-cooling or under-cooling None of the listed here Super-cooling Normal cooling Sub-cooling or under-cooling None of the listed here Super-cooling Normal cooling ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The temperature of air recorded by a thermometer, when it is not affected by the moisture present in the air, is called None of these Wet bulb temperature Dew point temperature Dry bulb temperature None of these Wet bulb temperature Dew point temperature Dry bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Refrigeration in aeroplanes usually employs the following refrigerant Freon-11 CO2 Air Freon-22 Freon-11 CO2 Air Freon-22 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance is the ratio of the refrigerant effect to the All of these Heat of compression Enthalpy increase in compressor Work done by compressor All of these Heat of compression Enthalpy increase in compressor Work done by compressor ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The pressure at the inlet of a refrigerant compressor is called Suction pressure Back pressure Critical pressure Discharge pressure Suction pressure Back pressure Critical pressure Discharge pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Freon group of refrigerants are Nontoxic and non-inflammable Toxic Non-inflammable and toxic Inflammable Nontoxic and non-inflammable Toxic Non-inflammable and toxic Inflammable ANSWER DOWNLOAD EXAMIANS APP