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February 27, 2015

February 27, 2015

Posted by **Renee** on Saturday, February 5, 2011 at 11:58am.

(a) How high above Earth's surface is the satellite?

(b) What is the satellite's acceleration?

- Physics -
**bobpursley**, Saturday, February 5, 2011 at 1:16pmvelocity=2PI*(re+h)/period

but velocity can be found..

9.8(re/(re+h))^2=v^2/(re+h)

or v=sqrt (9.8 (re^2/(re+h))

then put that v into the first equation, and solve for h.

This is a form of Keplers' law.

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