Refrigeration and Air Conditioning
The dry bulb temperature lines, on the psychrometric chart are

Horizontal and uniformly spaced
Vertical and uniformly spaced
Horizontal and non-uniformly spaced
Curved lines

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Refrigeration and Air Conditioning
In a bootstrap air evaporative cooling system, the evaporator is provided

Between the secondary compressor and the second heat exchanger
Between the second heat exchanger and the cooling turbine
Between the first heat exchanger and the secondary compressor
Between the combustion chamber and the first heat exchanger

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Refrigeration and Air Conditioning
The bypass factor, in case of sensible cooling of air, is given by (where td₁ = Dry bulb temperature of air entering the cooling coil, td₂ = Dry bulb temperature of air leaving the cooling coil, and td₃ = Dry bulb temperature of the cooling coil)

(td₂ -td₃)/( td₁ -td₃)
(td₃ -td₁)/( td₂ -td₃)
(td₁ -td₃)/( td₂ -td₃)
(td₃ -td₂)/( td₁ -td₃)

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