Robert D. Anderson 2006
Coffee a la Mode
A cup of black coffee vibrating at a NORMAL MODE frequency (about 20Hz). The pattern of standing waves is similar to Chladni patterns on a circular disc, (however these reflected areas are anti-nodes, Chladni patterns are of nodes).
Link to send via email/instant messenger:
http://public.fotki.com/ROBERT1010/scitech/coffee_a_la_mode_hi.html
Code for a Fotki Journal:
[photo id=wwdtsqbwdtbssstxttwrrbwsqktf type=vi style=1 align=no link=photo]
November 2006
TITLE: Physics on a shoestring
AUTHORS: Mr Robert Anderson
Communication has now been published online, and is available at
http://stacks.iop.org/0031-9120/41/485
Please cite your communication as:
Phys. Educ. 41 (2006) 485-485.