本题目来源于试卷: Physics Unit11: Vibrations and Waves，类别为 通用国际物理
[单选题]
A mass is attached to a spring of spring constant 60 N/m along a horizqy2kn9.2) m* sqp birxontal, f 1dvf*wespdu27- 7 hqgt,eug w:s;h5prictionless surface. The spring is initially stretched by a force of 5.0 N on the mass and7 h-spd:w t ,qug1he eudp75wsgv2f *; let go. It takes the mass 0.50 s to go back to its equilibrium position when it is oscillating. What is the period of oscillation?
A. $0.50 \; s$
B. $1.0 \; s$
C. $1.5 \; s$
D. $2.0 \; s$
参考答案: D
本题详细解析:
暂无
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