These calculators can be used to generate data using density, volume, radius and force.
The calculators on this page rovolve around a single equation. That equation is rearranged in terms of the variables in it and there is a section per version of the equation. Each section contains a series of graphs that each vary one of the other variables in the equation.

Calculate the force given the density and volume of two objects and a radius.

F = kDVdv/r2

Graph of force vs density1
F = kDVdv/r2
Force with changing density1
Graph of force vs volume1
F = kDVdv/r2
Force with changing volume1
Graph of force vs density2
F = kDVdv/r2
Force with changing density2
Graph of force vs volume2
F = kDVdv/r2
Force with changing volume2
Graph of force vs radius
F = kDVdv/r2
Force with changing radius

Calculate the first density given the first volume, the second density and volume, force and radius.

D = Fr2/kVdv

Graph of density1 vs force
D = Fr2/kVdv
Density 1 with changing force
Graph of density1 vs volume1
D = Fr2/kVdv
Density 1 with changing volume1
Graph of density1 vs density2
D = Fr2/kVdv
Density 1 with changing density2
Graph of density1 vs volume2
D = Fr2/kVdv
Density 1 with changing volume2
Graph of density1 vs radius
D = Fr2/kVdv
Density 1 with changing radius

Calculate the first volume given the first density, the second density and volume, force and radius.

V = Fr2/kDdv

Graph of volume1 vs force
V = Fr2/kDdv
Volume 1 with changing force
Graph of volume1 vs density1
V = Fr2/kDdv
Volume 1 with changing density1
Graph of volume1 vs density2
V = Fr2/kDdv
Volume 1 with changing density2
Graph of volume1 vs volume2
V = Fr2/kDdv
Volume 1 with changing volume2
Graph of volume1 vs radius
V = Fr2/kDdv
Volume 1 with changing radius

Calculate the second density given the first density and volume, the second volume, force and radius.

d = Fr2/kDVv

Graph of density2 vs force
d = Fr2/kDVv
Density 2 with changing force
Graph of density2 vs density1
d = Fr2/kDVv
Density 2 with changing density1
Graph of density2 vs volume1
d = Fr2/kDVv
Density 2 with changing volume1
Graph of density2 vs volume2
d = Fr2/kDVv
Density 2 with changing volume2
Graph of density2 vs radius
d = Fr2/kDVv
Density 2 with changing radius

Calculate the second volume given the first density and volume, the second density, force and radius.

v = Fr2/kDVd

Graph of volume2 vs force
v = Fr2/kDVd
Volume 2 with changing force
Graph of volume2 vs density1
v = Fr2/kDVd
Volume 2 with changing density1
Graph of volume2 vs volume1
v = Fr2/kDVd
Volume 2 with changing volume1
Graph of volume2 vs density2
v = Fr2/kDVd
Volume 2 with changing density2
Graph of volume2 vs radius
v = Fr2/kDVd
Volume 2 with changing radius

Calculate the radius given the density and volume of two objects and the force between them.

r = √[kDVdv/F]

Graph of radius vs force
r = √[kDVdv/F]
Radius with changing force
Graph of radius vs density1
r = √[kDVdv/F]
Radius with changing density1
Graph of radius vs volume1
r = √[kDVdv/F]
Radius with changing volume1
Graph of radius vs density2
r = √[kDVdv/F]
Radius with changing density2
Graph of radius vs volume2
r = √[kDVdv/F]
Radius with changing volume2