Magnetic Field at the Center of a Current Loop
B = mu0·I / (2·R)
What it says
The magnetic field at the center of a circular current loop depends on the current and inversely on the loop radius. The constant mu0 is the vacuum permeability (1.257e-6 T·m/A).
Symbols
| Symbol | Quantity | Dimension |
|---|---|---|
B | Magnetic field (T) | M T^-2 I^-1 |
I | Current (A) | I |
R | Loop radius (m) | L |
Work it out
Enter what you know. No account needed.
Connects to
Filed under Electromagnetism · derive through it in the explorer