Refrigeration and Air Conditioning Short horizontal lines on pressure-enthalpy chart show Constant pressure lines Constant entropy lines Constant temperature lines Constant total heat lines Constant pressure lines Constant entropy lines Constant temperature lines Constant total heat lines ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The capacity of a domestic refrigerator is in the range of 3 to 5 TR 5 to 7 TR 0.1 to 0.3 TR 1 to 3 TR 3 to 5 TR 5 to 7 TR 0.1 to 0.3 TR 1 to 3 TR ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The horizontal and non-uniformly spaced lines on a psychrometric chart indicates Dry bulb temperature Dew point temperature Wet bulb temperature Specific humidity Dry bulb temperature Dew point temperature Wet bulb temperature Specific humidity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During heating and dehumidification process, dry bulb temperature Remains constant Increases Decreases None of these Remains constant Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance is the ratio of the refrigerant effect to the Heat of compression Work done by compressor Enthalpy increase in compressor All of these Heat of compression Work done by compressor Enthalpy increase in compressor All of these 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
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