Refrigeration and Air Conditioning Critical pressure of a liquid is the pressure Above which liquid becomes solid Above which liquid becomes vapour Above which liquid will remain liquid Above which liquid becomes gas Above which liquid becomes solid Above which liquid becomes vapour Above which liquid will remain liquid Above which liquid becomes gas ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A pressure gauge on the discharge side of a refrigerant compressor reads too high. The reasons will be Lack of cooling water All of these Water temperature being high Dirty condenser surface Lack of cooling water All of these Water temperature being high Dirty condenser surface ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During dehumidification process, _________ remains constant. Dry bulb temperature Relative humidity Specific humidity Wet bulb temperature Dry bulb temperature Relative humidity Specific humidity Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Pressure of water vapour is given by 0.622 Pv/ (Pb - Pv) [Pv (Pb - Pd)]/ [Pd (Pb - Pv)] μ/[1 - (1 - μ) (Ps/Pb)] None of these 0.622 Pv/ (Pb - Pv) [Pv (Pb - Pd)]/ [Pd (Pb - Pv)] μ/[1 - (1 - μ) (Ps/Pb)] None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning An infinite parallel planes with emissivities e₁ and e₂, the interchange factor for radiation from surface 1 to surface 2 is given by (e₁ + e₂)/ e₁ + e₂ - e₁e₂ e₁ + e₂ 1/e₁ + 1/e₂ e₁e₂ (e₁ + e₂)/ e₁ + e₂ - e₁e₂ e₁ + e₂ 1/e₁ + 1/e₂ e₁e₂ 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 Difference of (A) and (B) Heat dissipated to the surroundings Sum of (A) and (B) Heat stored in the human body Difference of (A) and (B) Heat dissipated to the surroundings Sum of (A) and (B) Heat stored in the human body ANSWER DOWNLOAD EXAMIANS APP