Yeah I am sure they do, i finally uploaded the excel spreadsheet as a zip file, its VERY LARGE! and may take your computer a large amoutn of time to open, depending on comp.
http://www.youshare.com/view.php?file=VariableGravityField.zip
You can enter the initial values in the first row...
I did model this using excel accurate to the second, i came out with the correct veloctiy at moment of impact, with gravity equal to 9.81 (like it should be) at moment of impact, with a time of 27916 seconds or about 7.75 hours. Ill post the excel spreadsheet in a little bit I am trying to...
Thanks rohanprabhu that's definately a lot further in calculus then i couldve gone, ill be taking calculus next year so all the calculus i really knew was how to get the integral and derivatives of simple equations and how to use the TI-83 to find the solution.
Oh and Danger, your right it...
Ok I am new to physics forum but I am sure if I am going to get help ill probably get it here, this problem has gone UNSOLVED by everyone who has tried it to include my physics and calculus teacher.
Here is the problem:
There is an object 10 Earth radii from the CENTER of earth, it is...