Wave Behavior C.1 Simple Harmonic Motion (id: 5dd0890c6)

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]
An object undergoes simp2i.- h x5sndcble harmoa*bf(c ; ca2ky*-rcq onic motion with a period of 2s. The amplitude of the motion is 2m and oscillation starts from maximum negative displacement. Whi2- *c br qcaac(*yfk;och of the following represents the velocity of the motion?

A. $v=2π[cos(πt)]$
B. $v=π[cos(2π​t)]$
C. $v=2π[sin(πt)]$
D. $v=π[sin(2π​t)]$


参考答案:  C


本题详细解析:

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