Physics Unit11: Vibrations and Waves (id: 56cc29cee)

本题目来源于试卷: Physics Unit11: Vibrations and Waves，类别为 国际高中通用物理

[单选题]
A 3.00-kg pendulum is 28.84 9m/ 99t.a.8vagrbqqej ds )nq m l /hg..d3rr2t tqls5 epfgn* m/ong. What is its period on Earth?

A. $10.78 \; s$
B. $7.891 \; s$
C. $4.897 \; s$
D. $0.09278 \; s$


参考答案:  A


本题详细解析: 暂无

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