Practice - Convection
Practice Questions
Test your understanding with targeted questions
What is convection?
💡 Hint: Think of how heat moves in fluids.
Name one example of natural convection.
💡 Hint: Consider what happens to hot air.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What type of convection happens without external force?
💡 Hint: What happens when hot air rises?
Newton's Law of Cooling describes which process?
💡 Hint: Does it relate to heat transfer?
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Challenge Problems
Push your limits with advanced challenges
A fluid with a heat transfer coefficient of 15 W/m²K flows over a surface at 70°C. If the surrounding fluid is at 30°C, what is the heat transfer rate across an area of 3 m²?
💡 Hint: Apply the convection formula you learned.
Discuss how the concept of convection applies to the cooling of electronic devices.
💡 Hint: Consider the mechanisms in electronic gadgets.
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Reference links
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