Given flowrate , in units of L/s, an ion density of , in units of atoms per m^3, a magnetic field orthogonal to both the flow and separation of the plates , in units of T, the charge of an electron , and the water flowing through a tube of diameter , in units of m; the Hall voltage is given by

Given flowrate , in units of L/s, a magnetic field orthogonal to both the flow and separation of the plates , in units of T, and the water flowing through a tube of diameter , in units of m; the Hall voltage is given by

Given flowrate , in units of L/s, collection plates separated by , in units of m, a magnetic field orthogonal to both the flow and separation of the plates , in units of T, and the water flowing through a tube of diameter , in units of m; the Hall voltage is given by