IB物理例題解析及練習

IB?Physics

今日知識點：

Simple Harmonic Motion

例題

An object at the end of a spring oscillates vertically with simple harmonic motion. The graph shows the variation with time?t?of the displacement?x. The amplitude is?x0?and the period of oscillation is?T.

Which of the following is the correct expression for the maximum acceleration of the object?

解析

下面我們為大家準備了一道同類型的題目，請大家一起來試試解答。

Your turn

The graph below shows how the displacement x of a particle undergoing simple harmonic motion varies with time t. The motion is undamped.

Which of the following graphs correctly shows how the velocity v of the particle varies with t?

Correct Answer: C