Electromagnetism, also known as electrodynamics, is the branch of physics that studies the forces and interactions between electric charges and currents. Use Wolfram|Alpha to examine and apply the fundamental constants of electromagnetism, both in the classical and quantum domains.

Electromagnetic Physical Constants

Physical constants arising in the measurement and characterization of electric and magnetic phenomena. Explore and compute with fundamental constants from electromagnetism and electrodynamics.

1/sqrt(electric constant * magnetic constant)

Constants

coulomb force Q1 = 1 C, Q2 = 2 C, distance = 1 cm

Electromagnetic Physical Constants

Constants

Get definitions and values of electric constants:

Get definitions and values of magnetic constants:

Perform calculations involving electromagnetic constants:

Physical Constants in Electromagnetic Systems

Get information about electromagnetic systems:

Compute properties of electromagnetic systems:

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