[问答题]
Two solid spheres simultaneously l d (;32txsbl+huo uv;, wg)emstayxaw,0 lgzaa3p9*4w7 hjk nzgd- t h0-rt 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 *,3a j7hl0zgkap 94aznhg0yx -wwt d-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
