Equations
Page Banner

Equations Library

Electronics related equations and more.

Freshly launched content! We'll be adding more on a regular basis.

 Question, comment or suggestion?

Electronics Reference

Electrostatics

Coulomb's Law

latex!encoded:base64,XHRleHRybXtGfT1cZnJhY3sxfXs0XHBpIFx2YXJlcHNpbG9uX29cdmFyZXBzaWxvbl9yfVxmcmFje1x0ZXh0cm17UX1fMVx0ZXh0cm17UX1fMn17cl4yfVw7XDsoXHRleHRybXtOZXd0b24sIE59KQ==

εo - Permittivity of free space = 8.854x10-12 (C2/Nm2)
εr - Permittivity of materials

No Equation

Electric Field

latex!encoded:base64,XHRleHRybXtFfT1cZnJhY3tcdGV4dHJte0Z9fXtcdGV4dHJte1F9fT1cdGV4dHJte2t9XGZyYWN7XHRleHRybXtRfV9zfXtcdGV4dHJte3J9XjJ9XDtcbGVmdCAoIFxmcmFje1x0ZXh0cm17TmV3dG9ufX17XHRleHRybXtDb3Vsb21ifX0gXHJpZ2h0ICk=
No Equation

Gauss's Law

latex!encoded:base64,XHN1bSBcbWF0aGJme0V9X1xwZXJwIFxEZWx0YSBcbWF0aGJme0F9ID0gXGZyYWN7XG1hdGhiZntRfX17XHZhcmVwc2lsb25fb30=

E - The electric field component perpendicular or normal to a small element area ΔA
ΔA - The small element area where the field lines pass
- The charge producing the
εo - Permittivity of free space = 8.854x10-12 (C2/Nm2)

No Equation

Electric Flux Density

latex!encoded:base64,XHRleHRybXtEfSA9IFxmcmFje1xQc2kgfXtcdGV4dHJte0F9fSA9IFx2YXJlcHNpbG9uX28gXHZhcmVwc2lsb25fciBcdGV4dHJte0V9

D - The flux density in Coulomb per meter
Ψ - The electric flux in Coulomb
A - The area perpendicular to the flux in m2
εo - Permittivity of free space = 8.854x10-12 (C2/Nm2)
εr - Permittivity of materials

No Equation

Electrical Potential Energy

latex!encoded:base64,XHRleHRybXtVfT1cZnJhY3sxfXs0XHBpIFx2YXJlcHNpbG9uX28gfVxmcmFje1x0ZXh0cm17UX1fMFx0ZXh0cm17UX1fMX17XHRleHRybXtyfX1cO1w7KFx0ZXh0cm17Sm91bGVzLCBKfSk=
No Equation

Electrical Potential Difference

latex!encoded:base64,XHRleHRybXtWfT1cZnJhY3tcdGV4dHJte1V9fXtcdGV4dHJte1F9fVw7XGxlZnQgKFxmcmFje1x0ZXh0cm17Sm91bGVzfX17XHRleHRybXtDb3Vsb21ifX0gXHJpZ2h0IClcdGV4dHJte29yfVw7KFx0ZXh0cm17Vm9sdHN9KQ==
No Equation
Make Bread with our CircuitBread Toaster!

Get the latest tools and tutorials, fresh from the toaster.

What are you looking for?