[填空题]
A diver (such as the onk4*nyw s9(mis eng1)b5cx j+v fjjn 3 :zqu+s ttm9t6*w shown in Fig. 8–29) can reduce 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, 3qjvng*ujw)ntb 9 6+sm:5fz+ t1cjtx what is her angular speed ($rev/s$) when in the straight position? $rev/s$
