[填空题]
A diver (such as thep/+t-io7h / j/uek gmj one shown in Fig. 8–29) can re qfe(9zwckr88 duce 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 position, what isf(ek8 r8cw9 qz her angular speed ($rev/s$) when in the straight position? $rev/s$
Post time 2025-2-18 20:00:22
