Electricity and Magnetism > Magnetic Materials > Diamagnetism
DCS# 5G30.35
DIAMAGNETISM OF A GRAPE
APPARATUS
t
wo grapes
IGA
cork on nail as shown above
202-20-B2
strong magnet
202-20-C
DESCRIPTION
Show that grape is repelled by either pole of a strong magnet. Water is diamagnetic, the grape is repelled because of its water content.
REFERENCES
http://www.exploratorium.edu/snacks/diamagnetism_www/index.html
AJP 28(7),678.