Refrigeration and Air Conditioning Which of the following is not a desirable property of a refrigerant? Large latent heat High risibility with oil Good electrical conductor Low boiling point Large latent heat High risibility with oil Good electrical conductor Low boiling point ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The sensible heat factor during cooling and dehumidification process is given by (where h₁ = Enthalpy of air entering the cooling coil, h₂ = Enthalpy of air leaving the cooling coil, and hA = Enthalpy of air at the end of dehumidification process) (h2 - hA)/ (h1 - h2) (hA - h1)/ (h2 - h1) (h1 - h2)/ (hA - h2) (hA - h2)/ (h1 - h2) (h2 - hA)/ (h1 - h2) (hA - h1)/ (h2 - h1) (h1 - h2)/ (hA - h2) (hA - h2)/ (h1 - h2) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Hydrogen is used in Electrolux refrigeration system so as to _________ the rate of evaporation of the liquid ammonia passing through the evaporator. Equalize None of these Reduce Increase Equalize None of these Reduce Increase ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For ammonia refrigerating systems, the tubes of a shell and tube condenser are made of Aluminium Copper Steel Brass Aluminium Copper Steel Brass ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Moisture in Freon refrigeration system causes Freezing automatic regulating valve High power consumption Corrosion of whole system Ineffective refrigeration Freezing automatic regulating valve High power consumption Corrosion of whole system Ineffective refrigeration ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In aqua ammonia absorption refrigeration system, incomplete rectification leads to accumulation of water in Absorber None of these Condenser Evaporator Absorber None of these Condenser Evaporator ANSWER DOWNLOAD EXAMIANS APP
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