Magnetic Field Inside a Solenoid
B = mu0·n·I
What it says
The magnetic field inside a long solenoid is set by the vacuum permeability, the turns per unit length, and the current. 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 |
n | Turns per unit length (1/m) | L^-1 |
I | Current (A) | I |
Work it out
Enter what you know. No account needed.
Connects to
Filed under Electromagnetism · derive through it in the explorer