Mechanical Engineering - Heat Transfer, Refrigeration and Air Conditioning

26.
Dehydration is the process of removing water vapour from the surrounding air.
True
False
Answer: Option
Explanation:
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27.
The cooling of air, without any change in its specific humidity, is known as sensible cooling.
Correct
Incorrect
Answer: Option
Explanation:
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28.
The capacity of the cooling tower and spray ponds __________ as the wet bulb temperature of air decreases.
increases
decreases
Answer: Option
Explanation:
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29.
A mixture of dry air and water vapour, when the air has diffused the maximum amount of water vapour into it, is called
dry air
moist air
saturated air
specific humidity
Answer: Option
Explanation:
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30.
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
Kinetic theory of gases
Newton's law of gases
Dalton's law of partial pressures
Avogadro's hypothesis
Answer: Option
Explanation:
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