[问答题]
Two solid spheres simultaneously ,npd31:/pjv tqh8 w;dncp m3wxsz8.rstart rolling (fro7 vodr0o6my 0lp 8 bf*yp;inn(m 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 habfd n mn(y p0oio87yvlp6 *;r0s the greater speed there? Which has the greater total kinetic energy at the bottom?
Post time 2025-2-18 20:00:22
