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Newtonian mechanics discusses the movement of classical bodies under the influence of forces by applying Newton’s three laws. For more general concepts, use [classical-mechanics]. For Newton’s description of gravity, use [newtonian-gravity].

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Potential energy of a rotating bar

Okay, first of all, your question is unclear. 'Potential energy of a bar' has no meaning whatsoever. PE is of a system of interacting objects or particles. We sometimes just say that the PE of a mass …
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1 vote

Forces and acceleration on rotating objects?

Can it be said that the net force pointing in the direction towards the center of the circle is equal to the centripetal force; or, as I seem to have mistakenly assumed, the net force on the object is …
John Red's user avatar
  • 131