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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does σ represent in the elastic energy storage formula?
💡 Hint: Think about what force is being exerted.
Question 2
Easy
What is the relationship between stress and strain?
💡 Hint: Consider how many times you can stretch an elastic band.
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 formula for elastic energy storage?
- E = σϵ
- E = 1/2 σϵ
- E = σ + ϵ
💡 Hint: Think about how energy relates to force and stretch.
Question 2
True or False: Stress and strain are unrelated.
- True
- False
💡 Hint: Consider how materials respond under force.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If a rock experiences a stress of 100 MPa and a strain of 0.01, what is the elastic potential energy stored per cubic meter? Use E = 1/2 σϵ.
💡 Hint: Always remember the 1/2 factor in the formula.
Question 2
Discuss how understanding elastic energy storage can improve seismic hazard assessments in urban areas.
💡 Hint: Think about the advantages of knowing which faults are likely to release energy.
Challenge and get performance evaluation