[填空题]
A diver (such as the one shown ie 9 q/oa s7f.3t6swqsoe dbc4+n Fig. 8–29) can reduce her moment w7fg+hess ( /gof inertia by a factor of about 3.5 when changing from the straight position to the tuck position. If she makes 2.0 rotations sg7ws+ he/(gfin 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
