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Ring and Thread
F-a1b



A loop of thread inside a soap film forms a circle when the film interior to the loop is popped.


Fishbane Chapter:   16.1
Reese Chapter:   11.8
RHK 5th:   15.6
PIRA DCS classification:   2A15.10

Physics Lecture Demonstrations at the Department of Physics and Astronomy
The Johns Hopkins University