Practice Moment of Inertia - A.4.3 | Theme A: Space, Time, and Motion | IB Grade 12 Diploma Programme Physics
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Moment of Inertia

A.4.3 - Moment of Inertia

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define moment of inertia in your own words.

💡 Hint: Think about how mass affects rotation.

Question 2 Easy

Write the formula for moment of inertia for a point mass.

💡 Hint: Consider the variables involved.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does the moment of inertia depend on?

Mass only
Distribution of Mass
Both Mass and Distribution of Mass

💡 Hint: Consider rotational dynamics.

Question 2

Is angular momentum conserved in a closed system?

True
False

💡 Hint: Think of ice skaters pulling in their arms.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A 10 kg object is attached to a 2 m long pole. Calculate the moment of inertia when rotated about one end of the pole.

💡 Hint: Apply the point mass formula.

Challenge 2 Hard

Explain why a solid sphere has a lower moment of inertia than a hollow sphere of the same mass with a fixed radius.

💡 Hint: Consider where the mass is located.

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