[问答题]
Two solid spheres simultaneously stabt s576kox(go e ,mop,u+vz1 vrt rolling (from rest) down anx/k .-4en1p /nyiy 9/h+fvblefwh2ox 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? Which has the greater total kinetic energyb epo12nvkie. fx-w/+4y /xn l/h9hyf at the bottom?
Post time 2025-2-18 20:00:22
