Kesetimbangan

https://sites.google.com/site/notestestingsitewu/home/equilibrium-notes-page-1/equilibrium-notes-page-3

https://sites.google.com/site/notestestingsitewu/home/equilibrium-notes-page-1/equilibrium-notes-page-3

Kesetimbangan pada tali

https://sites.google.com/site/notestestingsitewu/home/equilibrium-notes-page-1/equilibrium-notes-page-5

Konsep Titik Berat

https://www.nagwa.com/en/videos/283152953252/

Pengembangan Rotasi