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ISSB Initial Tests - Academic Test - Physics - Rotatory Motion - Quiz 2

Practice 10 high yield MCQs on Physics from Chapter Rotatory Motion for Academic Test. After submission, get instant results with correct answers and detailed explanations. This is Quiz 2 of the series.

11. The condition for rotational equilibrium is that the sum of all torques acting on the object is:



12. The moment of inertia I of a rigid body is the rotational analog of:



13. The moment of inertia of a point mass m at distance r from the axis is:



14. The rotational kinetic energy is given by:



15. The angular momentum L of a rotating rigid body is given by:



16. The net torque acting on an object is equal to the rate of change of its:



17. If no external torque acts on a system, its angular momentum remains:



18. A figure skater spinning with arms outstretched pulls them in. This decreases the moment of inertia and increases:



19. The moment of inertia of a solid cylinder about its central axis is:



20. The moment of inertia of a solid sphere about its diameter is:



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Instructions: Select one answer per question. After submitting, you will see your score, correct answers, and explanations.

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