Magnetic field inside a toroid Calculator

The Magnetic field inside a toroid Calculator will calculate the:

  1. Magnetic field inside a toroid, at a given distance from its centre

Calculation Parameters: Magnetic field and medium are considered as uniform; the conducting wire used for the circuit is uniform and it has the same thickness everywhere.

Magnetic field inside a toroid Calculator
Magnetic field inside a toroid Calculator Results (detailed calculations and formula below)
The magnetic field inside the toriod is T [Tesla]
Magnetic field inside the toriod calculation
B = μ0 × i × N/2π × r
B = × × /(2 × ) ×
B = / ×
B = /
B =
Magnetic Field Inside A Toroid Calculator Input Values
Amount of current flowing through the toroid (i) A [Ampere]
Number of windings in the toroid (N)
Distance from the given point to the centre of toroid (r) m [metre]
Magnetic permeability of free space (vacuum) (μ0) N/A2 [Newton per square amp]

Please note that the formula for each calculation along with detailed calculations are available below. As you enter the specific factors of each magnetic field inside a toroid calculation, the Magnetic Field Inside A Toroid Calculator will automatically calculate the results and update the Physics formula elements with each element of the magnetic field inside a toroid calculation. You can then email or print this magnetic field inside a toroid calculation as required for later use.

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Discover Physics with free Physics Revision Notes and Physics Calculator: Magnetic Field Inside A Toroid. This image shows the properties and magnetic field inside a toroid formula for the Magnetic Field Inside A Toroid. The Magnetic field inside a toroid Calculator will calculate the Magnetic field inside a toroid, at a given distance from its centre

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Magnetic field inside the toriod Formula and Calculation

B = μ0 × i × N/2π × r

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