[问答题]
Two solid spheres sidizgl/m)y51 nfwth5z -w d7y7z bd:9jmultaneously fe08g )h3ta ghzu1bd0 64hylfstart 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 th0tdgy)8zu3begah04f6 l 1hhf e greater speed there? Which has the greater total kinetic energy at the bottom?
Post time 2025-2-18 20:00:22
