Induction

Topics

• Mutual Inductance

$L=\frac{{\Phi }_B}{I}$

$W=\frac{1}{2}L{I}^2$

• Work done to charge an inductor or work done by an inductor when discharging

$L_{\text{solenoid}}=\frac{{\mu }_0{N}^{2}A}{l}$