Physics Unit11: Vibrations and Waves (id: dff17949e)

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]
When the length of a simple pendulu d/xgi39g)h el8mfox xefs( )-m is triplwd(tlzj dp ,v fm+(.,x,jqk,yed, the time for one complete vibration increases by a ( lv,fm,wpxd.(z jykd t+ ,,qjfactor of

A. 3.
B. 2.
C. 1.7.
D. 1.4.


参考答案:  C


本题详细解析: 暂无

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