- #1

- 688

- 1

**the axis of the ring**:

[itex]g_{x}[/itex] = -[itex]\frac{Gmx}{(x^2 + a^2)^{1.5} } [/itex]

where,

m = total mass of ring

x = distance from point mass to ring center

a = radius of ring

Is there a more general treatment for this ring when the point mass is not on the axis?