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 0.30-kg mass is suspended oe 0 5t,qj/rdt wb7;veon a spring. In equilibrium the mass stretches th5* cr5(2 dtnf+tvjufk0 zot(u e spring 2.0 cm downward. The mass is then pulled an additional distance of 1.0 cm down and released from rest*vftt n5ud0ctj(+o2k5 (urf z . Calculate the total energy of the system.
A. $0.0074 \; J$
B. $0.015 \; J$
C. $0.022 \; J$
D. $0.030 \; J$
参考答案: A
本题详细解析:
暂无
| 
