College Physics

While beats may sometimes be annoying in audible sounds, we will find that beats have many applications. Observing beats is a ve ...

F=kxneeded to create it. Because workW is related to force multiplied by distance (Fx) and energy is put into the wave by the wo ...

amplitude: antinode: Discussion b Decreasing the area increases the intensity considerably. The intensity of the concentrated su ...

beat frequency: constructive interference: critical damping: deformation: destructive interference: elastic potential energy: fo ...

PEel= (1 / 2)kx^2. 16.2 Period and Frequency in Oscillations Periodic motion is a repetitious oscillation. • The time for one ...

Constructive interference occurs when two identical waves are superimposed in phase. Destructive interference occurs when two i ...

17.Two identical waves undergo pure constructive interference. Is the resultant intensity twice that of the individual waves? Ex ...

Problems & Exercises 16.1 Hooke’s Law: Stress and Strain Revisited 1.Fish are hung on a spring scale to determine their mass ...

Figure 16.47The oscillations of one skydiver are about to be affected by a second skydiver. (credit: U.S. Army, http://www.army. ...

45.Suppose you have a 0.750-kg object on a horizontal surface connected to a spring that has a force constant of 150 N/m. There ...

68.Suppose you have a device that extracts energy from ocean breakers in direct proportion to their intensity. If the device pro ...

590 CHAPTER 16 | OSCILLATORY MOTION AND WAVES This content is available for free at http://cnx.org/content/col11406/1.7 ...

17 PHYSICS OF HEARING Figure 17.1This tree fell some time ago. When it fell, atoms in the air were disturbed. Physicists would c ...

Introduction to the Physics of Hearing If a tree falls in the forest and no one is there to hear it, does it make a sound? The a ...

Figure 17.5After many vibrations, there are a series of compressions and rarefactions moving out from the string as a sound wave ...

17.2 Speed of Sound, Frequency, and Wavelength Figure 17.8When a firework explodes, the light energy is perceived before the sou ...

Table 17.1Speed of Sound in Various Media Medium vw(m/s) Gases at0ºC Air 331 Carbon dioxide 259 Oxygen 316 Helium 965 Hydrogen 1 ...

One of the more important properties of sound is that its speed is nearly independent of frequency. This independence is certain ...

Check Your Understanding Imagine you observe two fireworks explode. You hear the explosion of one as soon as you see it. However ...

Figure 17.13Graphs of the gauge pressures in two sound waves of different intensities. The more intense sound is produced by a s ...