Refrigeration and Air Conditioning The material of pipe lines for a system using Freon as a refrigerant should be Aluminium Brass Copper Steel Aluminium Brass Copper Steel ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following is not a desirable property of a refrigerant? Large latent heat Good electrical conductor Low boiling point High risibility with oil Large latent heat Good electrical conductor Low boiling point High risibility with oil ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour compression system, the condition of refrigerant is dry saturated vapour After leaving the condenser Before entering the condenser Before entering the compressor After leaving the compressor After leaving the condenser Before entering the condenser Before entering the compressor After leaving the compressor ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The freezing point of R-12 is -135.8°C -107.7°C -86.6°C -95.2°C -135.8°C -107.7°C -86.6°C -95.2°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During sensible cooling of air, specific humidity Increases Decreases None of the listed here Remains constant Increases Decreases None of the listed here Remains constant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = Bypass factor) P.F. - 1 1 - B. P.F. 1 + B.P.F. 1/ B.P.F. P.F. - 1 1 - B. P.F. 1 + B.P.F. 1/ B.P.F. ANSWER DOWNLOAD EXAMIANS APP
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