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April 19, 2014

Homework Help: Physics

Posted by Oisin on Monday, July 26, 2010 at 5:17am.

Show that the escape speed n for a body located on the surface of a planet of radius r and mass M is given by the expression v = sqrt( (2* G * M)/r)

now im using (K+Ug)i = (K+Ug)k
where Kf = 0 because final velocity is zero
and Ugf = 0 because its final distance is infinity

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