Practice - Angular Momentum and Its Conservation
Practice Questions
Test your understanding with targeted questions
Define angular momentum.
💡 Hint: Think about its relation to linear momentum.
What does torque measure?
💡 Hint: Consider how forces act on lever arms.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the relationship between torque and angular momentum?
💡 Hint: Consider the role of torque in making things rotate.
True or False: Angular momentum is conserved in a system with external torque.
💡 Hint: Reflect on conservation principles we've discussed.
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Challenge Problems
Push your limits with advanced challenges
A disk of radius 0.5 m and mass 10 kg spins at a rate of 4 rad/s. Calculate its angular momentum. What happens if its radius is doubled?
💡 Hint: Remember to use the moment of inertia formula for a disk.
A spinning wheel has a moment of inertia of 3 kg m² and is experiencing a constant torque of 1.5 N·m. Calculate its angular acceleration. How long will it take to reach an angular velocity of 6 rad/s?
💡 Hint: Apply the definition of angular acceleration and the relationship between torque and angular momentum.
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Reference links
Supplementary resources to enhance your learning experience.