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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define stress in your own words.
💡 Hint: Think about how force is distributed across an area.
Question 2
Easy
What is the unit of Young's modulus?
💡 Hint: It's the same as pressure.
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 relationship defined by Hooke's Law?
- Stress is proportional to strain
- Strain is proportional to force
- Stress does not affect strain
💡 Hint: Think about how materials behave under tension.
Question 2
Is it true that a material that stretches more is always more elastic?
- True
- False
💡 Hint: Consider the definition of elasticity.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the stress experienced by a wire of diameter 2 mm holding a weight of 50 kg.
💡 Hint: Remember to find the cross-sectional area first.
Question 2
Explain why steel has a higher Young's modulus compared to rubber, considering how each material behaves under load.
💡 Hint: Think about the atomic arrangement and the forces at play.
Challenge and get performance evaluation