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The study of the movements of a collection of connected bodies subject to external forces in the absence of deformation. This tag should be used for questions on the analysis of 2D/3D dynamics of rigid bodies, do NOT use this tag because your question contains a rigid structure.

1 vote

Proof of Newton's second law of rotation for rigid body

Use the equation for a single particle and apply summation over all of them. Then use newton's third law to cancell out internal forces.
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