Refrigeration and Air Conditioning In a vapour compression cycle, the refrigerant immediately after expansion valve is Liquid Saturated liquid Wet vapour Sub-cooled liquid Liquid Saturated liquid Wet vapour Sub-cooled liquid ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A human body feels comfortable when the heat produced by the metabolism of human body is equal to the Sum of (A) and (B) Difference of (A) and (B) Heat dissipated to the surroundings Heat stored in the human body Sum of (A) and (B) Difference of (A) and (B) Heat dissipated to the surroundings Heat stored in the human body ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The domestic refrigerator uses following type of compressor Piston type reciprocating Centrifugal Miniature sealed unit Axial Piston type reciprocating Centrifugal Miniature sealed unit Axial ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigeration cycle operates between condenser temperature of + 27°C and evaporator temperature of -23°C. The Carnot coefficient of performance of cycle will be 6 5 1.2 0.2 6 5 1.2 0.2 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bypass factor (B. P. F.) in case of sensible heating of air is (Where td₁ = Dry bulb temperature of air entering the heating coil, td₂ = Dry bulb temperature of air leaving the heating coil, and td₃ = Dry bulb temperature of heating coil) (td₂ - td₃)/(td₃ - td₁) (td₃ - td₁)/(td₂ - td₃) (td₃ - td₁)/(td₃ - td₂) (td₃ - td₂)/(td₃ - td₁) (td₂ - td₃)/(td₃ - td₁) (td₃ - td₁)/(td₂ - td₃) (td₃ - td₁)/(td₃ - td₂) (td₃ - td₂)/(td₃ - td₁) ANSWER DOWNLOAD EXAMIANS APP