[填空题]
A diver (such as the one sho 7+bvnm ;n;dlswn in Fig. 8–29) can reduprr) )aw pxb11ce her moment of inertia by a factor of about 3.5 when changing from the straight position to the tuck position. If she makes 2.0 rotations in1pwapr) x)rb 1 1.5 s when in the tuck position, what is her angular speed ($rev/s$) when in the straight position? $rev/s$
Post time 2025-2-18 20:00:22
