Practice Important Properties (1.4) - Psychrometrics and Air Conditioning Processes

Practice: Important Properties

Lesson 1.4Psychrometrics and Air Conditioning Processes

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10 questions

Flashcard drill
3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the dry-bulb temperature?
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Think about how temperature is normally measured.
Question 2.
What does wet-bulb temperature signify?
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Remember the thermometer can be 'wet' too.
3Question 3.
What is the dry-bulb temperature?
- Actual air temperature
- Temperature with humidity
- Temperature of water
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Think about readings from thermometers.
4Question 4.
Dew Point Temperature indicates when condensation starts?
- True
- False
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Reflect on moisture in the air.
Question 5.
Design a small HVAC system for a bedroom measuring 25m² with a relative humidity of 70%. Calculate the necessary cooling based on DPT and DBT. Provide your calculations for humidity ratio.
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Start with understanding the bedroom’s conditions then apply psychrometric relationships.
Question 6.
Analyze the impact of increasing humidity on enthalpy. If relative humidity rises without temperature change, how does enthalpy evolve? Illustrate the concept with a case study.
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Focus on moisture as a factor increasing energy content.

6 more questions in this section. Enroll free to practise them all.