Figure 17.1 This tree fell some time ago. When it fell, atoms in the air were disturbed. Physicists would call this disturbance sound whether someone was around to hear it or not. (credit: B.A. Bowen Photography) Chapter Outline 17.1 Sound 17.2 Speed of Sound,…
Hooke’s Law: Stress and Strain Revisited Period and Frequency in Oscillations Simple Harmonic Motion: A Special Periodic Motion The Simple Pendulum Energy and the Simple Harmonic Oscillator Uniform Circular Motion and Simple Harmonic Motion A projection of uniform circular motion…
Learning Objectives By the end of this section, you will be able to: Figure 16.40 The destructive effect of an earthquake is palpable evidence of the energy carried in these waves. The Richter scale rating of earthquakes is related to both their…
Learning Objectives By the end of this section, you will be able to: Figure 16.32 These waves result from the superposition of several waves from different sources, producing a complex pattern. (credit: waterborough, Wikimedia Commons) Most waves do not look very simple.…
Learning Objectives By the end of this section, you will be able to: Figure 16.27 Waves in the ocean behave similarly to all other types of waves. (credit: Steve Jurveston, Flickr) What do we mean when we say something is a wave?…
Learning Objectives By the end of this section, you will be able to: Figure 16.23 You can cause the strings in a piano to vibrate simply by producing sound waves from your voice. (credit: Matt Billings, Flickr) Sit in front of a…
Learning Objectives By the end of this section, you will be able to: Figure 16.19 In order to counteract dampening forces, this mom needs to keep pushing the swing. (credit: Erik A. Johnson, Flickr) A guitar string stops oscillating a few seconds…
Learning Objectives By the end of this section, you will be able to: Figure 16.15 The horses on this merry-go-round exhibit uniform circular motion. (credit: Wonderlane, Flickr) There is an easy way to produce simple harmonic motion by using uniform circular motion. Figure…
Learning Objectives By the end of this section, you will be able to: To study the energy of a simple harmonic oscillator, we first consider all the forms of energy it can have We know from Hooke’s Law: Stress and Strain…
Learning Objectives By the end of this section, you will be able to: Figure 16.13 A simple pendulum has a small-diameter bob and a string that has a very small mass but is strong enough not to stretch appreciably. The linear displacement…