Refrigeration and Air Conditioning During cooling and dehumidification, dry bulb temperature Decreases None of these Increases Remains constant Decreases None of these Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a bootstrap air evaporative cooling system, the evaporator is provided Between the second heat exchanger and the cooling turbine Between the combustion chamber and the first heat exchanger Between the first heat exchanger and the secondary compressor Between the secondary compressor and the second heat exchanger Between the second heat exchanger and the cooling turbine Between the combustion chamber and the first heat exchanger Between the first heat exchanger and the secondary compressor Between the secondary compressor and the second heat exchanger 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 e₁e₂ e₁ + e₂ 1/e₁ + 1/e₂ (e₁ + e₂)/ e₁ + e₂ - e₁e₂ e₁e₂ e₁ + e₂ 1/e₁ + 1/e₂ (e₁ + e₂)/ e₁ + e₂ - e₁e₂ ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In air-conditioning of aeroplanes, using air as a refrigerant, the cycle used is Reversed Brayton cycle Reversed Carnot cycle Reversed Otto cycle Reversed Joule cycle Reversed Brayton cycle Reversed Carnot cycle Reversed Otto cycle Reversed Joule cycle ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For obtaining high COP, the pressure range of compressor should be Any value High Optimum Low Any value High Optimum Low ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A heat pump working on a reversed Carnot cycle has a C.O.P. of 5. It works as a refrigerator taking 1 kW of work input. The refrigerating effect will be 1 kW 2 kW 3 kW 4 kW 1 kW 2 kW 3 kW 4 kW ANSWER DOWNLOAD EXAMIANS APP
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