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The Magnetic field at the centre of a current-carrying coil Calculator will calculate the:

- Magnetic field at the centre of a current-carrying coil if the magnitude of current and radius of loop are given

**Calculator 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.

(4π) | |

The magnetic field is T [Tesla] |

Magnetic field calculation |
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B = N × μ_{0} × I/2rB = × × /2 × B = × /B = × B = |

Magnetic Field At Centre Of A Current Carrying Loop Calculator Input Values |

Amount of current flowing through the coil (I) A [Ampere] |

Radius of coil (r) m [metre] |

Magnetic permeability of free space (vacuum), (μ_{0}) N/A^{2} [Newton per square amp] |

Number of turns in the coil (N) |

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 at centre of a current carrying loop calculation, the Magnetic Field At Centre Of A Current Carrying Loop Calculator will automatically calculate the results and update the Physics formula elements with each element of the magnetic field at centre of a current carrying loop calculation. You can then email or print this magnetic field at centre of a current carrying loop calculation as required for later use.

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B = N × *μ*_{0} × I*/**2r*

The following Physics tutorials are provided within the Magnetism section of our Free Physics Tutorials. Each Magnetism tutorial includes detailed Magnetism formula and example of how to calculate and resolve specific Magnetism questions and problems. At the end of each Magnetism tutorial you will find Magnetism revision questions with a hidden answer that reveals when clicked. This allows you to learn about Magnetism and test your knowledge of Physics by answering the test questions on Magnetism.

- 16.1 - Introduction to Magnetism
- 16.2 - Magnetic Field Produced by Electric Currents
- 16.3 - Magnetic Force on a Current Carrying Wire. Ampere's Force
- 16.4 - Magnetic Force on a Wire Moving Inside a Magnetic Field. Lorentz Force
- 16.5 - Magnetic Dipole Moment
- 16.6 - Ampere's Law
- 16.7 - Faraday's Law of Induction
- 16.8 - Lentz Law
- 16.9 - Inductance and Self-Induction
- 16.10 - Induction and Energy Transfers
- 16.11 - Induced Electric Fields
- 16.12 - RL Circuits
- 16.13 - Energy Stored in a Magnetic Field. Energy Density of a Magnetic Field. Mutual Induction
- 16.14 - Alternating Current. LC Circuits
- 16.15 - Introduction to RLC Circuits
- 16.16 - The Series RLC Circuit
- 16.17 - Power in an Alternating Circuit. Transformers
- 16.18 - Maxwell Equations

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