You are at BNA (Nashville Airport) watching commercial airliners take off.  At a distance of 1,221.3 away from the plane, you record a sound intensity level of 74.64 decibels. If you move such that the new sound intensity level is 91.6 decibels, how far are you away from the plane (in meters)?

Q: A loudspeaker has a circular opening with a radius of 0.1308 m. The electrical power needed to…

A: radius of circular opening = 0.1308 m Electrical power needed to operate the speaker = 37.4 W Sound…

Q: Because the human ear is so sensitive to sounds, it can detect very small intensities.  The lower…

A: In this case, the intensity of a sound is given. And we need to calculate the sound level of the…

Q: A quiet home has a sound intensity of approximately 1.0 x 10-9 W/m2. When my french bulldog, Grey,…

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Q: The speed of sound in room temperature (20°C) air is 343 m/s; in room temperature helium, it is 1010…

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Q: You are trying to overhear a juicy conversation, but from your distance of 15.0 m, it sounds like…

A: Solution: Given that distance 1; R1 = 15 m  whisper 1; dB1 = 2 dB sound levelI is the intensity of…

Q: Ten cars at an intersection are blowing their horns simultaneously, creating a 98 decibel sound in…

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Q: You are trying to overhear a juicy conversation, but from your distance of 21.0 m, it sounds like…

A: Write the expression for sound intensity level.

Q: You are watching a live music show, and at the location of the stage, where all the speakers are…

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Q: You are trying to overhear a juicy conversation. But when you are a distance of 25.0 m away from the…

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Q: A bat can detect small objects, such as an insect, whose size is approximately equal to one…

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Q: At a distance of 1,221.3m away from an airplane, you record a sound intensity level of 74.64…

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Q: According to the Guinness Book of Records, the anechoic chamber at Orfield Laboratories in…

A: Write the expression for the noise reading. Here, I represents the intensity of noise and I0…

Q: You are watching a live music show, and at the location of the stage, where all the speakers are…

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Q: Suppose a sound has intensity I that is 100,000 times greater than the intensity of the quietest…

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Q: A sound with a frequency of 3258Hz is perceived to be as -8.2dB. What is the intensity of the sound…

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Q: what would be the perceived frequency of the listener

A: Emitted sound frequency, fs= 100Hz Velocity of the sound, v=350m/s Velocity of the moving trumpet,…

Q: The source of a sound wave has a power of 3.99 µW. If it is a point source, (a) what is the…

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Q: Bats use sound waves to catch insects. Bats can detect frequencies up to 116 kHz. If the sound waves…

A: a. Given data The frequency detected by the bats is given as f = 116 kHz. The speed of the sound…

Q: A 3.00 m long air column is open at both ends. The frequency of a certain harmonic is 410 Hz, and…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: You are at BNA (Nashville Airport) watching commercial airliners take off.  At a distance of 1,357.1…

A: Given L1=1357.1m, β1=71.52dB β2=87.85dB L2=?

Q: By how many decibels does the intensity level of a sound increase when you increase the the…

A: increase in intensity of sound = 2.97 times I' = 2.97 I

Q: he amplitude of a sound wave is measured in terms of its maximum gauge pressure. By what factor does…

A: Given: The sound level is ∆β=36 dB. The expression for sound level is: ∆β=10 dBlog10A2A12 Here, A1…

Q: How close should you come?

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Q: same time

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Q: The source of a sound wave has a power of 6.43 W. If it is a point source, (a) what is the intensity…

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Q: Speakers A and B are vibrating in phase. They are directly facing each other, are 6.07 m apart, and…

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Q: A sound wave is traveling in seawater, where the adiabatic bulk modulus and density are 2.31 × 10⁹…

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Q: You are trying to overhear a juicy conversation, but from your distance of 21.0 m, it sounds like…

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Q: A sound source creates a sound intensity at a certain distance. If the sound intensity is increase…

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Q: A open end tube will set up a standing sound wave when there is an antinode at both ends of the…

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Q: An average factory has a sound intensity level of 80 dB, and a boiler shop has a sound intensity…

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Q: You are watching a live music show, and at the location of the stage, where all the speakers are…

A: Given:- The intensity of the sound is  I = 469.92 mW/m2. The distance from the stage of the person…

Q: a noise level meter reads the sound level in a room to be 85 dB. What is the intensity of sound in…

A: Given sound level 85dB We know sound level in dB is  dB=10log( I/I0) where l is intensity of sound…

Q: If a sound with a singular frequency of 534 has an measured intensity of 9.11 x 10-5 w when at a…

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Q: The sound intensity level of a device is 2.00×10−2 W/m2. Convert this sound intensity level to…

A: Intensity of the sound level is I = 2.00×10−2 W/m2

Q: Because the human ear is so sensitive to sounds, it can detect very small intensities. The lower…

A: Threshold of hearing (Io) = 10-12 Wm2Intensity of sound produced by a person while speaking (I) =…

Q: Problem 4. A point source emits sound waves uniformly in all directions. At distance 90.0 m from the…

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Q: a) The sound level of a jet at take off is 140 dB, while the level of a normal conversation is 50…

A: Given: Reference Intensity,I0=10-12W/m2Sound Intensity Level,β1=140dBSound Intensitty Level,β2=50dB…

Q: Suppose that a public address system emits sound uniformly in all directions and that there are no…

A: The formula for the intensity in terms of power and surface area is:

Q: olphin is swimming at 10 metres per second towards a scuba diver. The dolphin is emitting a…

A: doppler effect will be used here