Electricity and Magnetism > Semiconductors
DCS# 5M10.50
DIODE
APPARATUS
three diodes
101-09-G1
mounted 6V bulb
202-19-E3
DC power supply
202-08-D
multimeter
214-01-B
SPDT switch
101-09-D5
DESCRIPTION
Apply positive and negative voltages to a diode in series with the bulb and multimeter to show that it conducts in one direction and not in the other.