本题目来源于试卷: Basic Concepts，类别为 美国物理杯赛(Physics Bowl)
[单选题]
14.05: A simple penduluzq l1qy 2av(f (vu6v3jm cozvl-ma2n4fn(r2 8 vhg1 kh ud:nsists of a massive bob connected to the end of a very light string. Which one of the following changes should be made in orde:kvnh-4 fga(m 1h2 r8 duv2znlr to increase the period of the pendulum? Ignore air resistance.
A. Increase the mass of the bob
B. Decrease the mass of the bob
C. Increase the length of the string
D. Decrease the length of the string
E. Decrease the maximum angle of the pendulum’s oscillation
参考答案: C
本题详细解析:
暂无
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