[问答题]
Two solid spheres simultaneously start rolling (fromb9mq:j 0ggnzr rbc/ 77phv 1)x res .uxb2e:j98c1:g8 pkc b zrexkt) 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 sp:ce1:kxuk g 8bp 29 zce.xbjr8eed there? Which has the greater total kinetic energy at the bottom?
Post time 2025-2-18 20:00:22
