35.5.2 - Epicentral Distance
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is epicentral distance?
💡 Hint: Think about the epicenter's location.
How does distance from an earthquake impact PGA?
💡 Hint: Consider seismic wave energy as it travels.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the effect of increasing epicentral distance on PGA?
💡 Hint: Remember the concept of wave energy loss.
True or False: GMPEs are used to predict how PGA varies with distance.
💡 Hint: Consider why we need formulas in seismic engineering.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Calculate the approximate PGA at a site 25 km from a 7.0 magnitude earthquake using a GMPE that indicates a PGA of 0.5g at 10 km.
💡 Hint: Reference GMPE charts or attenuation equations for specific calculations.
Discuss the engineering implications of utilizing a GMPE with limited data based on regional seismic activity.
💡 Hint: Think critically about the consequences of uncertainty in data.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.