[填空题]
Suppose a 55-kg person stands at the edge of a 6.5-m diamyxkcck 0gr8+ 86)2o kg5nz yofeter h7-gc61 v;xbk5e cnlb(7al ptmerry-go-round turntable that is mounted on frictionlvch1 e(x p7b b7lna5-k ct6;gless bearings and has a moment of inertia of 1700 $kg \cdot m^2$ The turntable is at rest initially, but when the person begins running at a speed of 3.8 $m/s$ (with respect to the turntable) around its edge, the turntable begins to rotate in the opposite direction. Calculate the angular velocity of the turntable. $rad/s$
Post time 2025-2-18 20:00:22
