Refrigeration and Air Conditioning Moisture in Freon refrigeration system causes Freezing automatic regulating valve Corrosion of whole system Ineffective refrigeration High power consumption Freezing automatic regulating valve Corrosion of whole system Ineffective refrigeration High power consumption ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant is highly toxic and flammable? Ammonia R-12 Sulphur dioxide Carbon dioxide Ammonia R-12 Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The curved lines on a psychrometric chart indicates Wet bulb temperature Dew point temperature Dry bulb temperature Relative humidity Wet bulb temperature Dew point temperature Dry bulb temperature Relative humidity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A bootstrap air cooling system has Two heat exchangers Three heat exchangers One heat exchanger Four heat exchangers Two heat exchangers Three heat exchangers One heat exchanger Four heat exchangers ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigerant compressor is used to All of these Raise the temperature of the refrigerant Circulate the refrigerant through the refrigerating system Raise the pressure of the refrigerant All of these Raise the temperature of the refrigerant Circulate the refrigerant through the refrigerating system Raise the pressure of the refrigerant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The capillary tube is not used in large capacity refrigeration systems because Capacity control is not possible It is made of copper Required pressure drop cannot be achieved Cost is too high Capacity control is not possible It is made of copper Required pressure drop cannot be achieved Cost is too high ANSWER DOWNLOAD EXAMIANS APP