[问答题]
Two solid spheres simultaneo67wup )3k1fzt5u izp pusly hu (3y2* z1t ase ig(g hjly1hcxum11(start rolling (from rest) down an incline. One sphere has twice the radius and twice the mass of the other. Which reaches the bottom of the incline first? Which has the greater speed there? Whi3y1 zt*g2yce1hs (hmai gh1x((jlu1 uch has the greater total kinetic energy at the bottom?
Post time 2025-2-18 20:00:22
