Refrigeration and Air Conditioning The dry bulb temperature lines, on the psychrometric chart are Curved lines Horizontal and non-uniformly spaced Horizontal and uniformly spaced Vertical and uniformly spaced Curved lines Horizontal and non-uniformly spaced Horizontal and uniformly spaced Vertical and uniformly spaced ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In larger industrial and commercial reciprocating compression systems, refrigerant widely used is Carbon dioxide R-12 Sulphur dioxide Ammonia Carbon dioxide R-12 Sulphur dioxide Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Superheating in a refrigeration cycle Increases C.O.P O.P remains unaltered Other factors decide C.O.P Decreases C.O.P Increases C.O.P O.P remains unaltered Other factors decide C.O.P Decreases C.O.P ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Condensing temperature in a refrigerator is the temperature At which refrigerant gas becomes liquid Of freezing zone Of evaporator Of cooling medium At which refrigerant gas becomes liquid Of freezing zone Of evaporator Of cooling medium ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Nusselt number (NN) is given by NN = hl/k NN = V²/t.cp NN = μ cp/k NN = ρ V l /μ NN = hl/k NN = V²/t.cp NN = μ cp/k NN = ρ V l /μ ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bypass factor of a cooling coil decreases with Increase in fin spacing and decrease in number of rows Decrease in fin spacing and decrease in number of rows Decrease in fin spacing and increase in number of rows Increase in fin spacing and increase in number of rows Increase in fin spacing and decrease in number of rows Decrease in fin spacing and decrease in number of rows Decrease in fin spacing and increase in number of rows Increase in fin spacing and increase in number of rows ANSWER DOWNLOAD EXAMIANS APP
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