IYPT 2018, Задачи на турнира — Задача 15. Blowing Bubbles

Problems for the 31st IYPT 2018

Release note and epigraph

Released by the IOC on July 13th, 2017

The originator of a new concept finds, as a rule, that it is much more difficult to find out why other people do not understand him, than it was to discover the new truth.

Hermann von Helmholtz

Условие

When blowing on a soap film in a ring, a bubble may be formed. The liquid film may pop or continue to exist. Investigate how the number of bubbles produced from a single soap film and the characteristics of the bubbles depend on the relevant parameters.

Решение

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Оригинал в Архива: 2018.pdf