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]
Simple pendulum A swings 9;09r4 k-ll; dgmrzgeq2iego back a+6e y9pand cq9z02ef und forth at twice the frequency of simple pendulum B. Whi cpeuf+yz d6qn a9e902ch statement is correct?
A. Pendulum B is twice as long as A.
B. Pendulum B is twice as massive as A.
C. The length of B is four times the length of A.
D. The mass of B is four times the mass of A.
参考答案: C
本题详细解析:
暂无
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