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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The specific humidity during heating and humidification process.

Decreases
Remains constant
Increases
None of these

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Refrigeration and Air Conditioning
In order to collect liquid refrigerant and to prevent it from going to a ________, a device known as accumulator is used at the suction of compressor.

Expansion valve
Compressor
Evaporator
Condenser

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Refrigeration and Air Conditioning
The humidification process, on the psychrometric chart is shown by

Inclined line
Vertical line
Curved line
Horizontal line

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Refrigeration and Air Conditioning
The coefficient of performance of Heat Pump is always ___ one.

None of the listed here
Less than
Equal to
Greater than

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Refrigeration and Air Conditioning
In a vapour compression cycle, the refrigerant immediately after expansion valve is

Saturated liquid
Wet vapour
Sub-cooled liquid
Liquid

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Refrigeration and Air Conditioning
The specific humidity during dehumidification process

Decreases
Increases
Remains constant
None of these

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