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
Refrigeration and Air Conditioning A thermostatic expansion valve in a refrigeration system Is suitable only for constant load systems Maintains different temperatures in evaporator in proportion to load Ensures the evaporator completely filled with refrigerant of the load None of these Is suitable only for constant load systems Maintains different temperatures in evaporator in proportion to load Ensures the evaporator completely filled with refrigerant of the load None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bank of tubes at the back of domestic refrigerator is Condenser tubes Evaporator tubes Capillary tubes Refrigerant cooling tubes Condenser tubes Evaporator tubes Capillary tubes Refrigerant cooling tubes ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The domestic refrigerator uses following type of compressor Axial Piston type reciprocating Miniature sealed unit Centrifugal Axial Piston type reciprocating Miniature sealed unit Centrifugal ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during humidification process Decreases Increases Remains constant None of these Decreases Increases Remains constant None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Short horizontal lines on pressure-enthalpy chart show Constant pressure lines Constant total heat lines Constant entropy lines Constant temperature lines Constant pressure lines Constant total heat lines Constant entropy lines Constant temperature lines ANSWER DOWNLOAD EXAMIANS APP
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