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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is etching used for in microfabrication?
💡 Hint: Think about the main purpose of etching in creating devices.
Question 2
Easy
Which method uses liquids for etching?
💡 Hint: Consider what 'wet' implies in terms of substances used.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the primary function of etching in microfabrication?
- To deposit material
- To remove material
- To add impurities
💡 Hint: Remember, the purpose of etching is to shape the layers.
Question 2
True or False: Wet etching provides better precision than dry etching.
- True
- False
💡 Hint: Think of how the methods differ in terms of technology.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Explain how etching impacts the yield of semiconductor devices and what trade-offs engineers must consider when choosing between dry and wet etching.
💡 Hint: Consider the balance between precision, cost, and impact on device performance.
Question 2
Design an etching process flow for a silicon wafer needing both precise features and cost control. How would you integrate both dry and wet etching into the process?
💡 Hint: Think about where precision is critical and where it can be relaxed.
Challenge and get performance evaluation