Draw a sketch of the displacement-time graph of a particle performing simple harmonic motion, y equals 1.8 sin (⅓πt - ⅛π)?br br watch the related video SIMPLE HARMONIC MOTION:br br #oscillation #simpleharmonicmotionbr br By following this channel it is very useful for the development of this channel. The Dailymotion application is easy to install on any smartphone, and does not take up much memory space.