[填空题]
A diver (such as the on;l/uh8 q;2zbokqd x :ke sh 8pnz18. :p torwelpi.own in Fig. 8–29) can reduce her moment of inertia by a factor of about 3.5 when changing from the str .pzoirpnl8t.:pw e81aight position to the tuck position. If she 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
