ЧЕГО! Кольцо само взлетает, физика сломалась! Финал Всош по физике 9 класс

0:00 Physics is broken!
0:34 Newton's shift in Olympiad mechanics
0:51 Not a FLASH, but a free SYRUP with the Mathematician of Moscow State University!
1:23 Let's go, let's read the condition of this amazing problem
1:23 Thoughts on this unusual task
1:23 BUY MY COURSES!!!!!!!!
50:39 BUY MY COURSES!!!!!!!!