[填空题]
A figure skater can increas/0 ud4p aqy*gge her spil,ki k 5/l5jbg/aiwn 5n rotation rate from an initial rate of 1.0 w5j gb5lk/ 5inlk, a/irev every 2.0 s to a final rate of 3 $rev/s$ If her initial moment of inertia was 4.6 kg*$m^2$ what is her final moment of inertia? How does she physically accomplish this change? $kg \cdot m^2$
Post time 2025-2-18 20:00:22
