Refrigeration and Air Conditioning The conditioned air supplied to the room must have the capacity to take up Room latent heat load only None of the listed here Room sensible heat load only Both room sensible heat and latent heat loads Room latent heat load only None of the listed here Room sensible heat load only Both room sensible heat and latent heat loads ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A certain refrigerating system has a normal operating suction pressure of 10 kg/cm gauge and condensing pressure of about 67 kg/cm. The refrigerant used is Carbon dioxide Ammonia Brine Freon Carbon dioxide Ammonia Brine Freon ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The relative coefficient of performance is equal to None of these (Actual C.O.P.) /(Theoretical C.O.P.) (Actual C.O.P.) × (Theoretical C.O.P.) (Theoretical C.O.P.)/ (Actual C.O.P.) None of these (Actual C.O.P.) /(Theoretical C.O.P.) (Actual C.O.P.) × (Theoretical C.O.P.) (Theoretical C.O.P.)/ (Actual C.O.P.) 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. Increase Reduce None of these Equalize Increase Reduce None of these Equalize 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) 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 The advantage of dry compression is that It permits higher speeds to be used It results in high volumetric and mechanical efficiency All of these It permits complete evaporation in the evaporator It permits higher speeds to be used It results in high volumetric and mechanical efficiency All of these It permits complete evaporation in the evaporator ANSWER DOWNLOAD EXAMIANS APP
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