[填空题]
A merry-go-round has amzv3 c :4dfs.y mass of 1640 kg and a radius of 7.50 ey4a 2uw4dook37 : nzjkkb1: zm. How much net work is required to accelerak:zj2o4ke:k7yz nwo3b du1 4ate it from rest to a rotation rate of 1.00 revolution per 8.00 s? Assume it is a solid cylinder. J
Post time 2025-2-18 20:00:22
