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 e₁e₂ e₁ + e₂ (e₁ + e₂)/ e₁ + e₂ - e₁e₂ 1/e₁ + 1/e₂ e₁e₂ e₁ + e₂ (e₁ + e₂)/ e₁ + e₂ - e₁e₂ 1/e₁ + 1/e₂ ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle using NH₃ as refrigerant, initial charge is filled at Low pressure side near receiver Suction of compressor High pressure side close to receiver Delivery of compressor Low pressure side near receiver Suction of compressor High pressure side close to receiver Delivery of compressor ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a domestic refrigerator, a capillary tube controls the flow of refrigerant from the Condenser to the expansion valve Condenser to the evaporator Evaporator to the thermostat Expansion valve to the evaporator Condenser to the expansion valve Condenser to the evaporator Evaporator to the thermostat Expansion valve to the evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Pick up the wrong statement. A refrigerant should have High latent heat of vaporisation Tow specific heat of liquid High boiling point Higher critical temperature High latent heat of vaporisation Tow specific heat of liquid High boiling point Higher critical temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Presence of moisture in a refrigerant affects the working of Condenser Compressor Expansion valve Evaporator Condenser Compressor Expansion valve Evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The mass of water vapour present in __________ is called absolute humidity. 1 kg of dry air 1 kg of wet air 1 m3 of water 1 m3 of dry air 1 kg of dry air 1 kg of wet air 1 m3 of water 1 m3 of dry air ANSWER DOWNLOAD EXAMIANS APP