Chapter 17, Problem 030 The source of a sound wave has a power of 3.71 ㎶. 1fit is a point source...
The source of a sound wave has a power of 3.88 ?W. If it is a point source, (a) what is the intensity and (b) the sound level at a 5.61 m distance?
The source of a sound wave has a power of 8.29 ?W. If it is a point source, (a) what is the intensity and (b) the sound level at a 3.99 m distance?
A point source of sound generates a 200 Hz tone. The wave has an intensity of 2.2×10−8 W/m2 at a distance of 3 m from the source. Find the total sound power at the source. At what distance from the source is the decibel level below 15 dB? What is the intensity of the sound at this distance?
4 A point sound source emits a sinusoidal wave at a frequency of 2,000 Hz. The pOwer of the sound at the source is 10 watt. What are: the sound intensity, the sound intensity level and the loudness of that sound at (a) a distance of Im from the source? (b) at a distance of 2m from the source?
Chapter 17, Problem 035 A po int source emits 79.3 w o sound isotropically. A small microphone intercepts the sound n an area o 0.122 ст 570 m rom ie source. Ca u ate a esu intensity there an e power tercepte the microphone. (a) Number (b) Number Units Units
A sound wave radiates from a source in all directions. If the power of the sound source is 200 watts, then the intensity level of the sound wave 1000 m from the source is (in dB)
the source of a sound wave has a power of 5.55 microwatts , if it is a point source what is the intensity and the sound level at a 5.86 m distance
Chapter 17, Problem 012 The pressure in a traveling sound wave is given by the equation AP = (1.69 Pa) sin [(0.510 m ) - (666 s-?)t] Find (a) the pressure amplitude, (b) the frequency, (c) the wavelength, and (d) the speed of the wave. (a) Number Units (b) Number Units (c) Number Units (d) Number Units
A sound source in all directions with the same intensity. If at point A, which is 3.00 m from the source, the sound intensity level is 80.0 dB. At what distance from the source is point B, if the intensity level of the sound in it is 60.0 dB? determine the distance from the source to point B
Chapter 16, Problem 074 A source emits sound uniformly in all directions. A radial line is drawn from this source. On this line, determine the radial positions of two points, 0.990 m apart, such tnat thity level at one point is 2.09 dB greater than that at the other. (a) What is the smaller radial position (in m)? (b) What is the larger radial position (in Sound source Chapter 17, Problem 07 The drawing shows a loudspeaker A and point...