IB物理例題解析及練習(xí)

IB?Physics

今日知識(shí)點(diǎn)：

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?yōu)榇蠹覝?zhǔn)備了一道同類型的題目，請(qǐng)大家一起來(lái)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

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