Mathematical and Physical Journal
for High Schools
Issued by the MATFUND Foundation
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I want the old design back!!! :-)

Problem P. 4815. (February 2016)

P. 4815. Why is different the directionality of the loudspeakers for high and deep pitch? Accordingly, find an explanation of the fact that the deep sounds are intensified more, if the loudspeakers are placed directly in front of a wall.

(5 pont)

Deadline expired on March 10, 2016.


21 students sent a solution.
5 points:Kovács Péter Tamás, Sal Kristóf, Szentivánszki Soma .
4 points:Asztalos Bogdán, Balogh Menyhért, Büki Máté, Csire Roland, Fehér 169 Szilveszter, Forrai Botond, Kardos Réka, Szőke Dániel.
3 points:5 students.
2 points:4 students.
1 point:1 student.

Problems in Physics of KöMaL, February 2016