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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
Vapour compression refrigeration is somewhat like

Reversed Carnot cycle
None of these
Carnot cycle

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Refrigeration and Air Conditioning
The air cooling system mostly used in transport type aircrafts is

All of the listed here
Simple air cooling system
Simple evaporative air cooling system
Bootstrap air cooling system

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Refrigeration and Air Conditioning
The total pressure exerted by the mixture of air and water vapour is equal to the sum of pressures which each constituent would exert, if it occupied the same space by itself. This statement is called

Avogadro's hypothesis
Newton's law of gases
Dalton's law of partial pressures
Kinetic theory of gases

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Refrigeration and Air Conditioning
The vertical and uniformly spaced lines on a psychrometric chart indicates

Dry bulb temperature
Specific humidity
Dew point temperature
Wet bulb temperature

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Refrigeration and Air Conditioning
In a refrigeration cycle, the flow of refrigerant is controlled by

Condenser
Compressor
Evaporator
Expansion valve

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Refrigeration and Air Conditioning
A human body feels comfortable when the heat produced by the metabolism of human body is equal to the

Difference of (A) and (B)
Heat dissipated to the surroundings
Heat stored in the human body
Sum of (A) and (B)

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