Practice Friction (4.1) - Anatomy of Machines and Design Considerations
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Friction

Practice - Friction

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Practice Questions

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Question 1 Easy

What is friction?

💡 Hint: Think about how it feels when you push something across the table.

Question 2 Easy

Name one type of lubrication.

💡 Hint: What do you apply to reduce friction?

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the main cause of friction?

Surface roughness
Weight of the object
Temperature

💡 Hint: Think about two surfaces sliding against each other.

Question 2

True or False: Lubrication can completely eliminate friction.

True
False

💡 Hint: Consider how machines still require force to operate.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a mechanical system that requires minimizing friction. Describe the components and lubrication choices you'll make.

💡 Hint: Consider applications like engines or gear systems.

Challenge 2 Hard

Given the properties of two materials, one with high friction and one with low, discuss the choices you'd make based on their application.

💡 Hint: Think about the function of each component in a machine.

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Reference links

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