Mathematical and Physical Journal
for High Schools
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Problem P. 4727. (April 2015)

P. 4727. Different shapes of planar figures, which have the same area, are cut from a uniform metal sheet. What is the shape of that figure which has the least moment of inertia calculated around an axis which goes through the centre of mass of the figure and which is perpendicular to the plane of the figure?

(4 pont)

Deadline expired on May 11, 2015.


Statistics:

24 students sent a solution.
4 points:Bencsik Bálint, Berta Dénes, Bugár 123 Dávid, Csathó Botond, Csorba Benjámin, Fekete Balázs Attila, Fekete Panna, Forrai Botond, Holczer András, Kormányos Hanna Rebeka, Körmöczi Dávid, Marosvári Kristóf, Marozsák Tóbiás , Molnár 157 Marcell, Nagy 555 Botond, Nagy Kartal, Németh 017 András, Öreg Botond, Pszota Máté, Sal Kristóf, Szépfalvi Bálint.
2 points:1 student.
1 point:1 student.
0 point:1 student.

Problems in Physics of KöMaL, April 2015