Refrigeration and Air Conditioning In a pressure enthalpy chart, the space to the left of the saturated liquid line represents None of the listed here Wet vapour region Sub-cooled liquid region Superheated vapour region None of the listed here Wet vapour region Sub-cooled liquid region Superheated vapour region ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning If a heat pump cycle operates between the condenser temperature of +27°C and evaporator temperature of -23°C, then the Carnot COP will be 0.2 1.2 5 6 0.2 1.2 5 6 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the highest freezing point. Carbon dioxide R-12 Ammonia Sulphur dioxide Carbon dioxide R-12 Ammonia Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The humidification process, on the psychrometric chart is shown by Curved line Vertical line Horizontal line Inclined line Curved line Vertical line Horizontal line Inclined line ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Nusselt number (NN) is given by NN = V²/t.cp NN = hl/k NN = ρ V l /μ NN = μ cp/k NN = V²/t.cp NN = hl/k NN = ρ V l /μ NN = μ cp/k ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The lowest thermal diffusivity is of Iron Rubber Lead Aluminium Iron Rubber Lead Aluminium ANSWER DOWNLOAD EXAMIANS APP
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