[问答题]
A sphere and a cylinderoae,r*mq.cevxf7 ekto4u*9 9 have 5ftf rf8ig5p5i xxysc;h-6g :t *s1u athe same radius and the same mass. They start from rest at the top of an incline. Which reaches the b8xf* 6515g5:-ghp sri utftx;fc siayottom first? Which has the greater speed at the bottom? Which has the greater total kinetic energy at the bottom? Which has the greater rotational KE?
Post time 2025-2-18 20:00:22
