Recent content by magnas

Hi, Currently i am doing a physics major(first semester) and even though i hated it the experimental courses, I loved the dynamics part with a touch on the relativity. Right now, i am not planning to be a physicst, i am doing this for educational and interest purpose only. When one asks...

Hi, I am by now very used to the concept of conservation of momentum and energy, however i had never solved a problem using the conservation of angular momentum. Well, in the case where angular momentum is conserved, we do not have a torque net. But, how this conservation law helps us to...

Hi, I am reviewing a problem with the associated solution and there is something i don t understand. Imagine a triangle with vertices l, masses m are attached to the two end of the vertices and on the top end vertice there is a pivot so that the triangle can swing. We start with the triangle...