Refrigeration and Air Conditioning In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = Bypass factor) 1 + B.P.F. 1 - B. P.F. P.F. - 1 1/ B.P.F. 1 + B.P.F. 1 - B. P.F. P.F. - 1 1/ B.P.F. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Cooling water is required for following equipment in ammonia absorption plant Evaporator Condenser Condenser, absorber and separator (rectifier) Absorber Evaporator Condenser Condenser, absorber and separator (rectifier) Absorber ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Freon group of refrigerants are Toxic Non-inflammable and toxic Nontoxic and non-inflammable Inflammable Toxic Non-inflammable and toxic Nontoxic and non-inflammable Inflammable ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One of the purposes of sub cooling the liquid refrigerant is to Ensure that only liquid and not the vapour enters the expansion (throttling) valve Increase cooling effect Reduce compressor discharge temperature Reduce compressor overheating Ensure that only liquid and not the vapour enters the expansion (throttling) valve Increase cooling effect Reduce compressor discharge temperature Reduce compressor overheating ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The wet bulb temperature during sensible cooling of air Increases None of these Decreases Remains constant Increases None of these Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In which of the following refrigeration system, waste heat can be effectively used? None of the listed here Vapour absorption cycle Vapour compression cycle Air refrigeration cycle None of the listed here Vapour absorption cycle Vapour compression cycle Air refrigeration cycle ANSWER DOWNLOAD EXAMIANS APP
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