Mathematical and Physical Journal
for High Schools
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Problem M. 400. (December 2020)

M. 400. Investigate the position of the centre of mass of a pine branch, which was cut off near the trunk. That is, at what fraction of the length of the branch is the centre of mass? Carry out the measurement with the cut-off side branches as well. Take care, not to bend the branches too much. Compare the results. The pine branch can be a lowest branch of the Christmas tree, which had been cut off before the tree was put into its stand.

(6 pont)

Deadline expired on January 15, 2021.


Statistics:

13 students sent a solution.
6 points:Csonka Illés, Horváth 999 Anikó, Jeszenői Sára, Ludányi Levente.
5 points:Dózsa Levente, Erőss Sámuel, Molnár 123 Barnabás, Szalai Henrietta.
4 points:3 students.
3 points:2 students.

Problems in Physics of KöMaL, December 2020