- #1

Dash-IQ

- 108

- 1

F

_{Pull}= ( n x I )

^{2}μ

_{0}[itex]\frac{A}{(2 g ) ^ 2}[/itex]

F : Force.

n : Number of turns.

I : Current.

μ

_{0}: permeability of air.

A: Area in m

^{2}

g : the gap that is separating the electromagnet and the object.

Maxwell's force formula.

Is this a good way to predict the force of attraction?

Online calculators use this formula as well.