[填空题]
A diver (such as the one shojg 7vv 3nz7a*qwn in Fig. 9 g q9:gwin;sl6i1rnj(c qg;g8–29) can reduce her moment of inertia by a factor of about 3.5 when changing from the straight position to the tuck position. If gwg;(:qls9j96 cnrgqin1 g ;ishe makes 2.0 rotations in 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
