本题目来源于试卷: Rotational basic parameter，类别为 美国物理杯赛(Physics Bowl)
[单选题]
05.32: A turntable plays a record (1)e-z6jxbw https+6q w lim /by spi2*j-m zhkmfm. nning at a constant rate of 45 rev/min. What is the average angular acceleration of the record to reach this final angular speed, having started from rest, if it takes 8 seconds to d-h.fjmz2m m*k o so? All answers are in units of rad/s2.
A. 337.5
B. 35.34
C. 5.625
D. 0.5890
E. 0.09375
参考答案: D
本题详细解析:
暂无
| 
