Refrigeration and Air Conditioning Formation of frost on evaporator in refrigerator Can be avoided by proper design Results in loss of heat due to poor heat transfer Is immaterial Increases heat transfer rate Can be avoided by proper design Results in loss of heat due to poor heat transfer Is immaterial Increases heat transfer rate ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The reciprocating refrigerant compressors are very suitable for Large displacements and high condensing pressures Large displacements and low condensing pressures Small displacements and low condensing pressures Small displacements and high condensing pressures Large displacements and high condensing pressures Large displacements and low condensing pressures Small displacements and low condensing pressures Small displacements and high condensing pressures ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The wet bulb depression indicates _________ humidity of the air. None of these Absolute Relative Specific None of these Absolute Relative Specific ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a spray washing system, if the temperature of water is higher than the dry bulb temperature of entering air, then the air is Heated and dehumidified Cooled and dehumidified Heated and humidified Cooled and humidified Heated and dehumidified Cooled and dehumidified Heated and humidified Cooled and humidified ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the lowest freezing point? R-22 Ammonia R-12 R-11 R-22 Ammonia R-12 R-11 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a flooded evaporator refrigerator, an accumulator at suction of compressor is used to Superheat the vapour Detect liquid in vapour Collect vapours Collect liquid refrigerant and prevent it from going to compressor Superheat the vapour Detect liquid in vapour Collect vapours Collect liquid refrigerant and prevent it from going to compressor ANSWER DOWNLOAD EXAMIANS APP
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