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. 1 - B. P.F. P.F. - 1 1/ B.P.F. 1 + B.P.F. 1 - B. P.F. P.F. - 1 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a flooded evaporator refrigerator, an accumulator at suction of compressor is used to Collect liquid refrigerant and prevent it from going to compressor Superheat the vapour Collect vapours Detect liquid in vapour Collect liquid refrigerant and prevent it from going to compressor Superheat the vapour Collect vapours Detect liquid in vapour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The vapour pressure of refrigerant should be Lower than atmospheric pressure Could be anything Higher than atmospheric pressure Equal to atmospheric pressure Lower than atmospheric pressure Could be anything Higher than atmospheric pressure Equal to atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The advantage of dry compression is that It permits complete evaporation in the evaporator It results in high volumetric and mechanical efficiency It permits higher speeds to be used All of these It permits complete evaporation in the evaporator It results in high volumetric and mechanical efficiency It permits higher speeds to be used All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a psychrometric process, the sensible heat added is 30 kJ/s and the latent heat added is 20 kJ/s. The sensible heat factor for the process will be 0.6 0.3 1.5 0.67 0.6 0.3 1.5 0.67 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced by Generator Absorber and generator Liquid pump Absorber, generator and liquid pump Generator Absorber and generator Liquid pump Absorber, generator and liquid pump ANSWER DOWNLOAD EXAMIANS APP
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