Physics Unit11: Vibrations and Waves (id: dff17949e)

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]
When the length of a simple pendulum is trnmfvr+ i**+p.1n3 hto8fu jxw ipled, the time for xlk*5v2i 8vf2a xsfp. 4sa(p- pdjw1gone complete vibration increases by a factor of si f5xkdp2j-pf( s ap8l4av1w*.2xg v

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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