All Problems

Electromagnetic Induction. Maxwells Equations

Problem 3.344

Two solenoids of equal length and almost equal crosssectional area are fully inserted into one another. Find their mutual inductance if their inductances are equal to \(L_{1}\) and \(L_{2}\).

Reveal Answer
L12=L1L2L_{12}=\sqrt{L_{1} L_{2}}