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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
During humidification process, __________ increases.

Wet bulb temperature
Specific humidity
Dry bulb temperature
Relative humidity

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Refrigeration and Air Conditioning
Vertical lines on pressure-enthalpy chart show constant

Pressure lines
Entropy lines
Temperature lines
Total heat lines

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Refrigeration and Air Conditioning
During dehumidification process, _________ remains constant.

Specific humidity
Relative humidity
Wet bulb temperature
Dry bulb temperature

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Refrigeration and Air Conditioning
During cooling and dehumidification, dry bulb temperature

Remains constant
Increases
None of these
Decreases

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Refrigeration and Air Conditioning
The evolution of heat of solution takes place in ammonia absorption plant when

Weak solution mixes with strong solution
Ammonia vapour is driven out of solution
Ammonia vapour goes into solution
Lithium bromide mixes with ammonia

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Refrigeration and Air Conditioning
The thermostatic expansion valve is used in ________ type of evaporators.

Flooded
Dry
None of these
DX coil

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