Is conservation of energy correct?

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2 replies · 2K views

mlazos

my mistake

Last edited: Jul 19, 2006

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arildno

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Yes conservation of energy is correct.

vanesch

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mlazos said:

why the 2 speeds are different?

Because the integral of 1/r^2 is not 1/3 1/r^3 but rather -1/r