Mathematical and Physical Journal
for High Schools
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Problem P. 3847. (December 2005)

P. 3847. To what potential should a spherical mercury drop be charged, if its electric potential energy is equal to its energy due to the surface tension. The diameter of the mercury drop is 2 mm.

(4 pont)

Deadline expired on January 11, 2006.


Statistics:

110 students sent a solution.
4 points:Almási 270 Gábor András, Balázs Dániel, Bán Kinga, Beck Zoltán, Becske Imre, Blastik Zsófia, Bódi László, Csire Gábor, Dudás János, Enczel Dávid, Filep Tamás, Filep Tibor, Gresits Iván, Győrffy Lajos, Győrffy Örs, Horváth 795 Andrea, Hotzi Bernadette, Kónya 495 Gábor, Kovács 129 Gábor, Mándi Gábor, Matulik Gábor, Molnár 811 Kristóf, Nagy 224 Csaba, Németh Dorián, Nyíri Dávid Ákos, Pálovics Róbert, Peregi Tamás, Pósa László, Posta Éva, Roósz Gergő, Szabó Tibor, Szaller Dávid, Széchenyi Gábor, Szijártó 710 Rita, Szűcs Gergely, Szük Dániel, Takátsy Balázs, Tóth Gergő, Varga Bonbien, Vásárhelyi Andrea, Werner Miklós.
3 points:20 students.
2 points:25 students.
1 point:2 students.
0 point:2 students.
Unfair, not evaluated:20 solutions.

Problems in Physics of KöMaL, December 2005