Refrigeration and Air Conditioning The operating pressure for refrigerating units using R-12 as a refrigerant is 8 bar 30 bar 15 bar 2 bar 8 bar 30 bar 15 bar 2 bar ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning It is desired to condition the outside air from 70% relative humidity and 45° C dry bulb temperature to 50% relative humidity and 25° C dry bulb temperature (room condition). The practical arrangement will be Cooling and dehumidification Dehumidification and pure sensible cooling Cooling and humidification Dehumidification Cooling and dehumidification Dehumidification and pure sensible cooling Cooling and humidification Dehumidification ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour compression cycle, the refrigerant immediately after expansion valve is Saturated liquid Sub-cooled liquid Wet vapour Liquid Saturated liquid Sub-cooled liquid Wet vapour Liquid ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The lowest thermal diffusivity is of Aluminium Lead Rubber Iron Aluminium Lead Rubber Iron ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a pressure enthalpy chart, the space to the left of the saturated liquid line represents Wet vapour region Superheated vapour region None of the listed here Sub-cooled liquid region Wet vapour region Superheated vapour region None of the listed here Sub-cooled liquid region ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a reversed Brayton cycle, the heat is absorbed by the air during Constant pressure expansion process Isentropic compression process Isentropic expansion process Constant pressure cooling process Constant pressure expansion process Isentropic compression process Isentropic expansion process Constant pressure cooling process ANSWER DOWNLOAD EXAMIANS APP
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