[问答题]
Two solid spheres simultaneously start rolling (from rest) downo1c jsi6 ko)bs7c -m3p an i+r8fzjsr5cdi,y3l5 re8a, z3v4n l hsncline. 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? Which has the greater total kinetn yj zs35z5v88, h,r4c3sl lirefrda +ic energy at the bottom?
Post time 2025-2-18 20:00:22
