Refrigeration and Air Conditioning The refrigeration effect in a dry evaporator compared to flooded evaporator in a similar plant is Same More or less depending on ambient conditions More Less Same More or less depending on ambient conditions More Less 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)/ e₁ + e₂ - e₁e₂ e₁e₂ 1/e₁ + 1/e₂ e₁ + e₂ (e₁ + e₂)/ e₁ + e₂ - e₁e₂ e₁e₂ 1/e₁ + 1/e₂ ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance (C.O.P.) of a refrigerator working as a heat pump is given by ( O.P)P = ( O.P.)R + 2 O.P.)R + 1 ( O.P.)P = ( ( O.P)P = ( O.P)R O.P.)P = ( O.P)R - 1 ( ( O.P)P = ( O.P.)R + 2 O.P.)R + 1 ( O.P.)P = ( ( O.P)P = ( O.P)R O.P.)P = ( O.P)R - 1 ( ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The power per tonne of refrigeration is 3.5 × C.O.P. 3.5/C.O.P. O.P/3.5 None of these 3.5 × C.O.P. 3.5/C.O.P. O.P/3.5 None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during humidification process Remains constant Decreases None of these Increases Remains constant Decreases None of these Increases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For better C.O.P of refrigerator, the pressure range corresponding to temperature in evaporator and condenser must be Anything Small High Equal Anything Small High Equal ANSWER DOWNLOAD EXAMIANS APP