Well, it is a long hollow paper arm(four sides), the two opposite are always identical trapezoids(symmetrical ones)
So, I can take any point? Well, I'll choose the fulcrum(it's a lever actually) as the point, that should be ok.
Hi, I am doing a physical project and i encountered a vital problem. I need to calculate the moment of inertia of hollow paper block(beam of a trebuchet(type of a catapult)). I was looking on the internet and there is no explanation of this particular case.
So, would anyone know how to...