Practice Key Features (7.1) - Psychrometry - Refrigeration and Air Conditioning

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8 questions

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6 sample questions

Question 1.
What does DBT stand for?
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Think about the basic temperature measurement.
Question 2.
What type of air-conditioning is used in homes?
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Consider what is used for human comfort.
3Question 3.
What is the function of a comfort air-conditioning system?
- To control industrial processes
- To maintain suitable temperature and humidity for human comfort
- To produce chilled water
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Think about where you might typically see air conditioning at work.
4Question 4.
True or False: Psychrometry deals only with dry air.
- True
- False
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Consider what happens to humidity when it becomes water vapor.
Question 5.
Given a specific dry bulb temperature and relative humidity, calculate the dew point temperature using psychrometric principles.
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Refer to the psychrometric properties and equations for calculation.
Question 6.
Propose design modifications to improve an existing air-conditioning system's energy efficiency in a commercial building.
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Think about energy savings and system design principles.

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