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L=

**muo**N^2 area/length where**muo**=4 pi*10^(-7) and area is in meters squared and length is in meters. You can do the math.1 Answers · Science & Mathematics · 29/06/2013

Energy is .5

**muo**mur B H volume. If you know H and mur, you can easily compute the energy (assuming the core does not saturate). To determine the current use N=H length/currrent2 Answers · Science & Mathematics · 28/03/2013

B=

**muo**I/(4 pi R^2) where**muo**=4 pi E-7. You can do the math.1 Answers · Science & Mathematics · 12/12/2012

The flux density is B=

**muo**N I/length and H=B/**muo**. The energy stored...1 Answers · Science & Mathematics · 08/11/2013

H=B/

**muo**, where mo=4*pi*E-7.1 Answers · Science & Mathematics · 11/11/2013

You didn't ask about this but mu=

**muo***mur where**muo**=4 pi e-7 and mor is the relative permeability. The gauge of wire doesn't matter as far as the inductance is concerned. It does matter for the power dissipated.1 Answers · Science & Mathematics · 13/08/2013

... the solenoid to be air-cored, a magnetic flux density of B =

**muo**.H = 4 x pi x 10^-7 x 10420 Tesla =13.1 x 10-3 T. ...3 Answers · Science & Mathematics · 13/11/2008

### How do I calculate the magnetic Flux after the Feild has had to pass through an additional material?

..., H is the magnetic field intensity in Amps (mu) = k(

**muo**), flux: @ = k(**muo**)HA1 Answers · Science & Mathematics · 28/07/2009