I have realized that the formula given for F above in the original problem statement doesn't even make sense--F ought to be a vector field, and F as given above is certainly not! This is a formula that's given in the back of the book, and I think it's purposefully wrong since it seems way off...
Hi all-
I have the following problem that I am trying to understand:1. Problem statement. Show that the force of attraction within a spherical shell of constant density is everywhere 0.
Homework Equations
My understanding of the statement is that, for example, in a gravitational field, the...