Equations > Physics > Electricity and Magnetism >

**Biot-Savart law**

### Biot-Savart law

**Latex Code**:

**MathML Code**:

$dB=\backslash frac{\mu}_{0}4\pi \backslash frac\mathrm{Id}\ell \times \hat{r}{r}^{2}$ |

**MathType 5.0**:

Equations > Physics > Electricity and Magnetism > Biot-Savart law## Biot-Savart lawLatex Code:MathML Code:
MathType 5.0: |