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United StatesPhysics C: MechanicsQuick questions
Unit 6: Energy and Momentum of Rotating Systems
Quick questions on Conservation of angular momentum - AP Physics C: Mechanics Unit 6
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
A turntable with kg m squared spins at rad/s. A lump of clay is dropped on, raising the inertia to kg m squared. Calculate the new angular velocity.
What is q2?Show answer
Explain why a skater spins faster when she pulls her arms in, in terms of conserved quantities. [2 points]
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