[填空题]
A merry-go-round has a mmslgcon* 0/9(b(lpvk o ir,m.asa2w9 ass of 1640 kg an4b +k .fmxb6gltjud 3,i+kcn4,(ra7cx z9bycd a radius of 7.50 m. How much net work is required to accelerate it frdb,43xc+tumylj,+az ix .cc b(kf9g k6bnr74 om 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
