本题目来源于试卷: Wave Behavior C.1 Simple Harmonic Motion，类别为 IB物理学
[单选题]
In an experiment to detfi jq/7, siz d/v4rss-ermine the acceleration du31ia(lw6w p2nnwf0 qve to gravity, a student sets up a simple pendulum and varies the length of the string by a fixed ampw1 62fwnwila0n v (q3ount and records the time for 15 oscillations.
Initially, the pendulum starts with a period of $1.0\,s$. The length is then increased by 16%. What will be the approximate percentage increase in the period of the pendulum for the new length?
A. 0.06%
B. 4%
C. 8%
D. 32%
参考答案: C
本题详细解析:
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