[问答题]
Two inclines have the samzagj4e7ou ( e*e heigh44qdoje 1, p.ahf.zjkt but make different angles with the horizontal. The same steel ball is rojz f4pe4 1a.,dokj.hq lled down each incline. On which incline will the speed of the ball at the bottom be greater? Explain.
Post time 2025-2-18 20:00:22
