1E E 2315Lecture 06 - Inductors and CapacitorsPhysics of an Inductor (1/2)Toroid ofpermeability, area, A, andlength lm. Coil ofN turnsFlux linkage, Core flux, Coil current, i2Physics of an Inductor (2/2)Mmf: F = N·iMagnetic Reluctance:Core Flux:Flux linkage: Voltage Drop Across InductorNote Passive SignConvention3Energy in an InductorStored EnergyPhysics of a Capacitor (1/3)Plate separationdistance, gPlate area, ACurrent, i, andCharge, q.Dielectric material ofpermittivity, .Voltageacrossplates4Physics of a Capacitor (2/3)Vector fields:Electric Charge:Physics of a Capacitor (3/3)Current:Capacitance:Note PassiveSign Convention:5Energy in a CapacitorStored Energy:Inductors in Series6Capacitors in ParallelInductors in Parallel7Capacitors in