本题目来源于试卷: Simple Harmonic Motion: Parameters and Typical Relationship，类别为 美国物理杯赛(Physics Bowl)
[单选题]
03.38: An object on a spring undergoes Simple i:t0 jysylg/ 2p +yy+vHarmonic Motion. Its motion cadgnj y5 (dse 29/emhe(zpd8,ln be described by thefollowing equation y = (0.3 mszndgd9/ 2 dje5p,em(e8(lyh ) sin (10π t + 4) where m is in meters and t is in seconds. What is the period of vibration of the mass on the spring?
A. 0.2 s
B. 0.3 s
C. 4 s
D. 3 s
E. 10 s
参考答案: A
本题详细解析:
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