[填空题]
Pilots can be tested for the stressq69j(zq du:gla;a5:z+a2pgb ,zsqtpu en n :.es*hmnpu 2g :h 6cd1hgp q) p 1jm;pjzq,yfs45.d of flying highspeed jets in a whirling “human centrifuge,” w ) d6zhmupjdh nf*5:g1h, 4spy21c qgj;mp q.phich takes 1.0 min to turn through 20 complete revolutions before reaching its final speed. (a) What was its angular acceleration (assumed constant), $rev/min^2$ (b) what was its final angular speed in rpm? $rpm$
Post time 2025-2-18 20:00:22
