Practice - Chain Reactions and Criticality
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Practice Questions
Test your understanding with targeted questions
What is a chain reaction?
💡 Hint: Think about how one event can trigger others.
What does it mean when a reaction is critical?
💡 Hint: Consider stability in nuclear reactions.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does a critical reaction mean in a nuclear context?
💡 Hint: Think about stability in terms of reactions.
TRUE or FALSE: Control rods are used to increase the reaction rate in a nuclear reactor.
💡 Hint: Consider their role in controlling nuclear reactions.
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Challenge Problems
Push your limits with advanced challenges
If a nuclear reactor operates with neutrons generated per fission being 2.5, and suppose 1 neutron triggers another fission, what is the reproduction factor k after 3 generations?
💡 Hint: Consider how the multiplication factor grows with each generation.
Evaluate the impact of increasing the thickness of a moderator on the critical mass of a reactor. Discuss how it could affect safety.
💡 Hint: Think about the balance between moderation and absorption.
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Reference links
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