Refrigeration and Air Conditioning Moisture in Freon refrigeration system causes Corrosion of whole system Ineffective refrigeration Freezing automatic regulating valve High power consumption Corrosion of whole system Ineffective refrigeration Freezing automatic regulating valve High power consumption ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Moisture should be removed from refrigerants to avoid Restriction to refrigerant flow All of these Corrosion of steel plates Freezing at the expansion valve Restriction to refrigerant flow All of these Corrosion of steel plates Freezing at the expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigerant compressor is used to Raise the pressure of the refrigerant All of these Circulate the refrigerant through the refrigerating system Raise the temperature of the refrigerant Raise the pressure of the refrigerant All of these Circulate the refrigerant through the refrigerating system Raise the temperature of the refrigerant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following statement is correct for ammonia as a refrigerant? It is toxic to mucous membranes. It reacts with copper and its alloys. It requires large displacement per TR compared to fluoro carbons. All of these It is toxic to mucous membranes. It reacts with copper and its alloys. It requires large displacement per TR compared to fluoro carbons. All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bypass factor of a cooling coil decreases with Decrease in fin spacing and increase in number of rows Increase in fin spacing and decrease in number of rows Decrease in fin spacing and decrease in number of rows Increase in fin spacing and increase in number of rows Decrease in fin spacing and increase in number of rows Increase in fin spacing and decrease in number of rows Decrease in fin spacing and decrease in number of rows Increase in fin spacing and increase in number of rows ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The value of C.O.P in vapour compression cycle is usually Equal to unity Always more than unity Any one of the above Always less than unity Equal to unity Always more than unity Any one of the above Always less than unity ANSWER DOWNLOAD EXAMIANS APP
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