Problem M. 327. (November 2012)
M. 327. Measure the speed of a descending balloon, which is filled with air, as a function of the diameter of the balloon. (Do not change the balloon, just alter the amount of air in it.)
Deadline expired on December 10, 2012.
38 students sent a solution. 6 points: Csathó Botond, Juhász Péter, Kollarics Sándor, Szabó 928 Attila. 5 points: Agócs Fruzsina, Barta Szilveszter Marcell, Emri Tamás, Garai Zoltán, Holczer András, Horicsányi Attila. 4 points: 8 students. 3 points: 11 students. 2 points: 5 students. 1 point: 3 students. 0 point: 1 student.