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Area 1: Rotational Motion and Astrophysics

Quick questions on Rotational dynamics: torque, moment of inertia and angular momentum - SQA Advanced Higher Physics

3short 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?
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State the rotational equivalent of mass in dynamics. [1 mark]
What is q2?
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A torque of 6.0 N m6.0\ \text{N m} acts on a body of moment of inertia 3.0 kg m23.0\ \text{kg m}^2. Find the angular acceleration. [2 marks]
What is q3?
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State what happens to the angular velocity of an isolated spinning body when its moment of inertia is reduced. [1 mark]

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