Refrigeration and Air Conditioning For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then Refrigerant with lower evaporation temperature should be used Perfectly tight vapour seal should be used Bigger cabinet should be used Smaller cabinet should be used Refrigerant with lower evaporation temperature should be used Perfectly tight vapour seal should be used Bigger cabinet should be used Smaller cabinet should be used ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During heating and dehumidification process, dry bulb temperature Remains constant Increases Decreases None of these Remains constant Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The Freon group of refrigerants are Halocarbon refrigerants Zoetrope refrigerants Hydrocarbon refrigerants Inorganic refrigerants Halocarbon refrigerants Zoetrope refrigerants Hydrocarbon refrigerants Inorganic refrigerants ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During a refrigeration cycle, heat is rejected by the refrigerant in a Condenser Expansion valve Compressor Evaporator Condenser Expansion valve Compressor Evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The reciprocating refrigerant compressors are very suitable for Small displacements and high condensing pressures Large displacements and low condensing pressures Small displacements and low condensing pressures Large displacements and high condensing pressures Small displacements and high condensing pressures Large displacements and low condensing pressures Small displacements and low condensing pressures Large displacements and high condensing pressures ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigerant used in small tonnage commercial machines (hermetically sealed units) is Ammonia Carbon dioxide Sulphur dioxide R-12 Ammonia Carbon dioxide Sulphur dioxide R-12 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS