A point source emits sound waves with a power output of 273 watts. What is the sound level (in dB) at a distance of 51.1 m? (Answer in 2 decimal places)
Q: A sound of intensity I = 10-6 W/m2 falls on a detector of area A = 7 x 10-5 m2. (This is about the…
A:
Q: Your teacher speaks with a sound intensity of 1.5×10−71.5×10−7 W/m2. What is the intensity level in…
A:
Q: A sound wave in the air has a frequency of 405 Hz. What is the wave length? Calculate for a sound…
A: Speed = frequency × wavelength Case 1 :- frequency = 405 Hz. Speed of sound in air at room…
Q: he ear canal is an open-closed tube for sound waves. A person has ear canal 3 cm long. Sound speed…
A: ear canal is open closed tube at open end there is antinode. at closed end there is node. distance…
Q: A sound wave has intensity I, measured in units W/m^2. Show how to convert this intensity, I, to dB.
A: Given:- A sound wave has an intensity I. The unit of intensity is W/m2. Find:- Show how to convert…
Q: A certain source of sound waves radiates uniformly in all directions. At a distance of 20 m from the…
A: Given: The distance of the point from the source is 20 m. The sound level is 51 dB. The reference…
Q: You are standing 4 m away from a speaker and experience a sound level that is 90 dB. What is the…
A: distance (d) = 4 m sound level = 90 dB
Q: What is the speed of sound (in m/s) in a medium where a 189 kHz frequency produces a 0.614 cm…
A:
Q: If the velocity of the sound on air is v=343 m/s and the wavelength A=0.67 meters, what is the…
A: Given that:Velocity, v=343 m/sWavelength, λ=0.67 m
Q: Sound wave is passed through the loudspeaker so that the sound intensity increased by Lp=50 dB. How…
A: Given: Sound wave is passed through the loudspeaker so that the sound intensity increased by Lp=50…
Q: A bat can detect small objects, such as an insect, whose size is approximately equal to one…
A:
Q: The intensity of a sound level of 100 db is equal to knowing that the threshold of hearing is 10-12…
A: Given : Sound level, β = 100 dB Threshold of hearing, Io = 1×10-12 W m-2 Determine the…
Q: What is the decibel rating of a sound that has an intensity of 3.4 x 108 Wicm2? O 85 dB O 68 dB O 91…
A: Given:- What is the decibel rating of a sound that has an intensity of 3.4 x 10-8 W/cm2? Find :-…
Q: What is the sound pressure level at a distance of 21 m from the source
A: Sound pressure level at a distance of 21 from source in dB with integer precision is 75 dB .…
Q: A source of sound has an intensity I1 and when its sound level is measured at a fixed distance the…
A: The initial sound intensity of the source is The final sound intensity of the source is The…
Q: The source of a sound wave has a power of 9 μW. If it is a point source, what is the sound intensity…
A: Given thatpower=9μw=9×10-6wdistance (r)=35msound intensity…
Q: In a corner of Downtown Houston, the sound intensity level is 120 dB. What is the intensity of the…
A:
Q: A sound wave travelling in air has a wavelength of 0.64 m and a frequency of 595 Hz. Calculate the…
A: In the given question, We have to calculate the temperature of the air in celcius.
Q: the speed of sound in a solid medium is 15 times greater than that in air. if the frequency of a…
A: The given data are: f=39 kHz=39×103 Hzv=344 m/svs=15v=15344 m/s=5160 m/s Here, f denotes the…
Q: 4. (a) What is the sound intensity for a sound source with a sound intensity level (IL) of 120 dB?…
A: Part A. Intensity level = Say intensity of sound is I. The relation between the intensity level and…
Q: You are in an auto traveling at 62 m/s toward a pole-mounted warning siren. If the siren’s frequency…
A:
Q: The intensity of a sound wave emitted by a radio is 5.00 µW/m2. What is the sound level (in dB)?
A:
Q: A sound source emits 26.0 W of acoustical power spread equally in all directions. What is the sound…
A: Power emitted by source = P = 26 wDistance of point from source = r = 31.5 m
Q: A sound wave in a solid has a frequency of 12.0 kHz and a wavelength of 0.333 m. What would be the…
A: Frequency of sound wave in a solid (f) = 12 kHz = 12000 Hz Wavelength (λ) = 0.333 m
Q: Two students hear the same sound and their eardrums receive the same power from the sound wave. The…
A: Given; Let there be two students A and B. Both receives the same power from sound wave i.e. PA =…
Q: A sound source creates a sound intensity at a certain distance. If the sound intensity is increase…
A:
Q: A certain source of sound waves radiates uniformly in all directions. At a distance of 20 m from the…
A:
Q: Taking the threshold of hearing to be 1.00 × 10-1² w/m², determine the level of sound (in decibels)…
A: Given that, The threshold intensity of sound is, We need to find the level of sound that can be…
Q: A sound level of 0 dB corresponds to a sound intensity of 0 W/m2. True or False?
A: Sound waves are longitudinal waves. This implies that the direction of propagation of the sound wave…
Q: How far must one stand from a 2.2 mW point sound source if the intensity at that location is at the…
A: Given Data : The power of the point source is given as P = 2.2mW.
Q: How far must one stand from a 3.8 mW point sound source if the intensity at that location is at the…
A: The threshold intensity for the human ear is 0 DB. that means intensitt is I = 1.0 x 10-12 w/m2 .
Q: the output power of a spherically symmetric sound source is 6.0 W. the decibel level at a distance d…
A:
Q: An average factory has a sound intensity level of 80 dB, and a boiler shop has a sound intensity…
A:
Q: If the sound intensity level of one person speaking is 66 dB, what is the sound intensity level…
A: Given: The sound level of the oner person is 66 dB. The nymerb of the person is 150.
Q: A sound wave in a solid has a frequency of 12.0 kHz and a wavelength of 0.333 m. What would be the…
A: Given that,Frequency of solid wave : f = 12 (kHz) = 1200 (Hz)Wavelength : λ = 0.333 (m)Here we need…
Q: A sound wave in a solid has a frequency of 24.0 kHz and a wavelength of 0.333 m. What would be the…
A: The speed of sound in the solid is
Q: A small source emits sound waves with a power output of 95 W. Take I0 = 1 x 10-12 W/m2. Find the…
A: Given : Sound wave's power →P=95 W Initial intensity →I0=1×10-12 W/m2 Distance →r=700 cm=7 m Sound…
Q: Problem 4. A point source emits sound waves uniformly in all directions. At distance 90.0 m from the…
A:
Q: What is the speed of sound in (m/s) in a medium where a 156 KHZ frequency produces a 3.282 cm…
A:
Step by step
Solved in 4 steps with 4 images
