[问答题]
Two solid spheres simultaneously s*lnrh fdw 67q7tart ),yqd:s ao*dohci1 ,xff1 4n n )2gsesrolling (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 the greater speed there? Which has the nd1xf12hs*)4cdi,,sqgoos) fe :ayngreater total kinetic energy at the bottom?
Post time 2025-2-18 20:00:22
