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8.2.1. Passive Cooling
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Mixed questions from across the chapter. Your answers get marked.
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Flashcard drill
4 cards from this lesson. Good the night before a test.
Try these first
- 1.
What is passive cooling?
Hint
Think about how heat can escape without devices needing power.
- 2.
Name a common material used for heat sinks.
Hint
Consider which materials are good at conducting heat.
- 3.
What is the main principle of passive cooling?
- Using fans to cool
- Natural heat dissipation
- Using liquid cooling
Hint
Think about how heat can leave a device without being forced.
- 4.
True or False: Thermal pads are used to fill gaps between components and heat sinks.
- True
- False
Hint
Consider the effect of gaps between surfaces.
- 5.
Design a passive cooling system for an LED light that generates heat. Discuss your material choices and layout.
Hint
Consider the heat output of the LED and how it can effectively be dissipated.
- 6.
Evaluate a scenario where passive cooling fails. What are the implications for the system, and suggest alternatives.
Hint
Think about systems that might produce excessive heat.
Exercises
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
4 more questions available
Enrol freeQuiz
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
2 more questions available
Enrol freeChallenge Problems
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting