Physics Unit8: Rotational Motion (id: a39ff608d)

[填空题]
A centrifuge in a medikk(p,u7 yvkdz 8zc2p4cal laborat b z89qry:vf0sory rotates at a rotational speed of 3600 rev/min. When switched off, 0v:9y8fbzqsr it rotates 50.0 times at a constant angular acceleration before coming to rest.
(a) Determine the initial angular speed of the centrifuge.    $rad/s$
(b) Determine the angle (in radians) through which the centrifuge rotates before coming to rest.    $rad$
(c) Calculate the constant angular acceleration of the centrifuge.    $rad/s^2$
(d) Calculate the time necessary for the centrifuge to come to rest.    $s$

参考答案:
空格1: 377±2%  空格2: 314±2%  空格3: -226±3%  空格4: 1.67±3% 


本题详细解析: 暂无