27.6.1 - Peak Ground Acceleration (PGA)
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Practice Questions
Test your understanding with targeted questions
What does PGA stand for?
💡 Hint: Think about what measurements are taken during an earthquake.
What is the purpose of measuring PGA?
💡 Hint: Consider why engineers need to know about earthquake effects.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does Peak Ground Acceleration (PGA) measure?
💡 Hint: Think about what aspect of an earthquake would be crucial for structural integrity.
True or False: PGA is irrelevant for new building codes in earthquake-prone areas.
💡 Hint: Consider the importance of measurements in engineering.
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Challenge Problems
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Design a small building for a city expected to have a PGA of 0.7 g. List key design features expected to withstand this level of acceleration.
💡 Hint: Consider how engineers ensure buildings can move without collapsing.
A building weighs 300,000 lbs. Calculate the base shear if the PGA is recorded at 0.8 g.
💡 Hint: Remember the formula Base Shear = PGA * Total Weight.
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