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Magnetic Force on Current-Carrying Wire Calculator

F = BIL sin θ — force on a wire in a magnetic field.

Calculates the magnetic force on a current-carrying conductor in a uniform magnetic field from B, I, length, and angle.

Published Last reviewed 1 min read

Inputs

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

F = B × I × L × sin(θ)

In depth

Calculates the magnetic force on a current-carrying conductor in a uniform magnetic field from B, I, length, and angle.