Problem P. 4382. (November 2011)
P. 4382. The bob of a 2m long pendulum undergoes circular motion in a horizontal plane. At most how long does it take to cover a complete circle?
(4 pont)
Deadline expired on 12 December 2011.
Sorry, the solution is available only in Hungarian. Google translation
Megoldás. \(\displaystyle T\le 2\pi \sqrt{{\ell}/{g}}=2{,}83\) s.
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