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Results tagged with conservation-laws
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user 128581
The statement that a property of a system does not change if the system is isolated.
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Integrating an equation of motion
My physics book says that the equation of motion $ 2 \dot{r} \dot{\varphi} + r \ddot{\varphi} = 0 $ can be integrated once to give the equation $ mr^2 \dot{\varphi}= \text{const} $, assuming constant …
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