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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The curved lines on a psychrometric chart indicates

Dry bulb temperature
Wet bulb temperature
Relative humidity
Dew point temperature

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Refrigeration and Air Conditioning
The refrigerant after condensation process is cooled below the saturation temperature before throttling. Such a process is called

Sub-cooling or under-cooling
Super-cooling
Normal cooling
None of the listed here

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Refrigeration and Air Conditioning
For air conditioning the operation theater in a hospital, the percentage of outside air in the air supplied is

20
100
Zero
50

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Refrigeration and Air Conditioning
The human body feels comfortable when the heat stored in the body is

Positive
None of these
Zero
Negative

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Refrigeration and Air Conditioning
An Electrolux refrigerator is called a ___ absorption system.

Three fluids
Two fluids
None of the listed here
Single fluid

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Refrigeration and Air Conditioning
In a reversed Brayton cycle, the heat is absorbed by the air during

Isentropic compression process
Constant pressure cooling process
Constant pressure expansion process
Isentropic expansion process

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