Electricity and Magnetism > AC Circuits
DCS# 5G50.15
VARIABLE INDUCTANCE
APPARATUS
s
ignal generator/amplifier
202-17-A2
flashlight bulb
202-19-E2
inductor with iron core
202-20-A
DESCRIPTION
Connect light bulb and inductor in series with signal generator. Show that the light dims when the iron core is placed in the inductor.