[填空题]
A diver (such as the one s/t-)7a.olj teof7e9ro3ihq i y5) gdphown in Fig. 8–29) i.mt pta e,/1ycan reduce 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 in 1.5 s when in the tuck positii./atp1y,e mt on, what is her angular speed ($rev/s$) when in the straight position? $rev/s$
Post time 2025-2-18 20:00:22
