What do you mean by both are proportional to m? Could you type out an equation that shows this step? Do you just mean
(m)(9.8)=mv^2/r
so those m's cancel, so we know now that we're left with 9.8=v^2/r?
Homework Statement
How long would the day have to be in order that for a person standing at the equator of the Earth would see a bathroom scale that she is standing on read zero?
This is all the info that is given.
Homework Equations
Fc=m(v^2)/r
The Attempt at a Solution
I setup my...