[填空题]
A diver (such as the one shown in Fig. 8–29p9 4 6werxigi;ox7h 8puu rhsf210n .f) can reducntlkk.2 r ,4s z/jy;r rru3t+ie 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 2. n lki+sut4zy r/t;,krr3rj tuck position, what is her angular speed ($rev/s$) when in the straight position? $rev/s$
Post time 2025-2-18 20:00:22
