本题目来源于试卷: Parameters and Typical Relationship，类别为 美国物理杯赛(Physics Bowl)
[单选题]
14.08: A 2.50 g mass connected to the end of an ideal spring oscillates e96j koh)5bqxq70b3so7,gc xalo,j 8d m 0 keuin8u m e25v7oxmx simple harmonic motion. The mass’s position is described as a function of time by x(t) =0.20 cos(8.00 t + 0.50) where all quantities are in base SI units. Which one of the following choices gives the numerical value of the oscillation’s amplitude in basuo x 852mxmv7ee SI units?
A. 8.00
B. 4.00
C. 1.60
D. 0.50
E. 0.20
参考答案: E
本题详细解析:
暂无
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