Refrigeration and Air Conditioning The freezing point of R-12 is -86.6°C -95.2°C -107.7°C -135.8°C -86.6°C -95.2°C -107.7°C -135.8°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The mass of water vapour present in __________ is called absolute humidity. 1 kg of dry air 1 kg of wet air 1 m3 of dry air 1 m3 of water 1 kg of dry air 1 kg of wet air 1 m3 of dry air 1 m3 of water ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during heating and humidification process. Increases None of these Decreases Remains constant Increases None of these Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Moisture should be removed from refrigerants to avoid Restriction to refrigerant flow All of these Freezing at the expansion valve Corrosion of steel plates Restriction to refrigerant flow All of these Freezing at the expansion valve Corrosion of steel plates ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During dehumidification process, _________ remains constant. Wet bulb temperature Dry bulb temperature Specific humidity Relative humidity Wet bulb temperature Dry bulb temperature Specific humidity Relative humidity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following statement is correct for ammonia as a refrigerant? It reacts with copper and its alloys. It requires large displacement per TR compared to fluoro carbons. It is toxic to mucous membranes. All of these It reacts with copper and its alloys. It requires large displacement per TR compared to fluoro carbons. It is toxic to mucous membranes. All of these ANSWER DOWNLOAD EXAMIANS APP
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