[问答题]
Two solid spheres simultaneously suwxyb8k/6olp3q / qf,tart rolling +zh0 -0xownujhfwnqp-luhz68 kb 5 53(from rest) down an incline. One sphere has twice the radius and twice the mass o0w5x5nqh z h f k36wo+-lu8ubhp-z 0jnf the other. Which reaches the bottom of the incline first? Which has the greater speed there? Which has the greater total kinetic energy at the bottom?
Post time 2025-2-18 20:00:22
