Refrigeration and Air Conditioning In a lithium bromide absorption refrigeration system None of these Lithium bromide is used as a refrigerant and water as an absorbent Water is used as a refrigerant and lithium bromide as an absorbent Ammonia is used as a refrigerant and lithium bromide as an absorbent None of these Lithium bromide is used as a refrigerant and water as an absorbent Water is used as a refrigerant and lithium bromide as an absorbent Ammonia is used as a refrigerant and lithium bromide as an absorbent ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning If a gas is to be liquefied, its temperature must be Increased to a value above its critical temperature None of these Equal to critical temperature Reduced to a value below its critical temperature Increased to a value above its critical temperature None of these Equal to critical temperature Reduced to a value below its critical temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In mechanical refrigeration system, the refrigerant has the maximum temperature Between compressor and condenser In evaporator Before expansion valve Between condenser and evaporator Between compressor and condenser In evaporator Before expansion valve Between condenser and evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following is not a desirable property of a refrigerant? High risibility with oil Large latent heat Low boiling point Good electrical conductor High risibility with oil Large latent heat Low boiling point Good electrical conductor ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning R-12 is generally preferred over R-22 in deep freezers since It gives higher coefficient of performance It is miscible with oil over large range of temperatures It has low operating pressures All of these It gives higher coefficient of performance It is miscible with oil over large range of temperatures It has low operating pressures All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The Freon group of refrigerants are Zoetrope refrigerants Hydrocarbon refrigerants Inorganic refrigerants Halocarbon refrigerants Zoetrope refrigerants Hydrocarbon refrigerants Inorganic refrigerants Halocarbon refrigerants ANSWER DOWNLOAD EXAMIANS APP
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