Lecture 24: Periodic Motion
Objectives: In this lecture, students will learn to analyze the motion of a mass at the end of a spring
 derive a differential equation for simple harmonic oscillation
 describe oscillations in terms of amplitude, period, frequency and angular frequency
 analyze simple harmonic motion using energy concepts
 analyze the motion of a simple pendulum
 analyze the motion of a physical pendulum
 distinguish between physical and simple pendulum
 Powerpoint: lec24.pptx
 Pdf (recommended for printing): lec24.pdf
Introduction  video_1.mp4  
Mass on a spring. Differential equation of SHO.  video_2.mp4  with captions 
Amplitude and phase angle  video_3.mp4  with captions 
Position and velocity. Simulation  video_4.mp4  with captions 
Period  video_5.mp4  with captions 
Energy in SHO  video_6.mp4  with captions 
Example  video_7.mp4  with captions 
Simple pendulum  video_8.mp4  with captions 
Physical Pendulum  video_9.mp4  with captions 
Example: physical Pendulum  video_10.mp4  with captions 
Simple pendula of different lengths. Explanation here 

Homework assignment: HW #24