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Re: [Phys-l] A ball at the center of a planet

Perhaps you're asking what happens to the length of a one-dimensional ruler that is transported to the center of a massive planet?

We all await clarification with baited breath.
(or is it with unabated breathing?)

At 10:43 AM -0400 10/4/10, Fakhruddin, Hasan wrote:
Greetings folks!

Here is a question for your intellectual entertainment:

A solid rubber ball has a radius of r in vacuum at the surface of a planet that is a solid uniform sphere. The ball is now placed in vacuum at the center of the planet. Will the radius of the rubber ball
(a) Increase
(B) Decrease
(C) Stay the same?