[填空题]
Model a figure skateqtx di2iy)6vv,5y 2sar’s body as a solid cylinder and her az :bo cg3p3r;dtl.g*zils:4arms as thin rods, making rgzg :to;lla 4:b3 p*.dz3cri seasonable estimates for the dimensions. Then calculate the ratio of the angular speeds for a spinning skater with outstretched arms, and with arms held tightly against her body.
Post time 2025-2-18 20:00:22
