[填空题]
A diver (such as the one shown ;)w .2 w7fjv2f8ziiu bmwdg g,in Fig. 8–29) can reduce her moment of l8l)c pt+9ukuinertia by a factor of about 3.5 when changing from the straight position to the tuck position. If she makes 2.0 l+tcl9k uup)8rotations 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
