A 10 min exposure to 120 dB sound will temporarily shift your threshold of hearing at 1000 Hz from 0 dB up to 28 dB. Ten years of exposure to 92 dB sound will cause a permanent shift to 28 dB. What sound intensities correspond to 28 dB and 92 dB?

Q: The human ear can detect a minimum intensity of Io = 10-12 W/m2, which has a sound intensity of 0…

A: The expression for the intensity of sound is

Q: A sound wave with intensity 2 x 10 -3 W/m2 is perceived to be modestly loud. Your eardrum is 6 mm in…

A: Intensity of sound (I) = 0.002 Wm2Diameter of eardrum (d) = 6 mm

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…

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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: The area of a typical eardrum is about 5.0x10−5 m2. What is the sound power (energy per second)…

A: Given:Area of typical eardrum (a) = 5×10-5 m2.

Q: How far must one stand from a 4 mW point sound source if the intensity at that location is at the…

A: Given, Power = 4mW

Q: Your ears are sensitive to differences in pitch, but they are not very sensitive to differences in…

A: The expression for the intensity,   Initial sound intensity,   The initial intensity,

Q: You work at a building site and the noise level has been measured at 95 dB. You need to wear…

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Q: What sound intensity is 4 dB louder than a sound intensity 12 μW/cm².

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Q: sound of intensity I = 10-6 W/m2 falls on a detector of area A = 7 x 10-5 m2. (This is about the…

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Q: A single sound source, measured at a particular point, produces a sound pressure level of 40.1…

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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: People with good hearing can perceive sounds as low in level as -9.00 dB at a frequency of 2700 Hz.…

A: Formula of intensity in dB is as follows; I(dB)=10 log II0…

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: You've heard a loud noise that registers at 170 dB!  What is the intensity in W/m2?

A: Write the relation for the intensity level and from which we determine the sound intensity.…

Q: Two sound waves have intensities of 1 times 10 to the -5 W/m2 and 5 times 10 to the -4 W/m2. What is…

A: The formula to calculate the difference in sound intensity levels (dB) between two sound waves with…

Q: A noise has an intensity of 2.4×10-8 W/m2. If the threshold of human hearing is I0 = 1.0×10-12 W/m2,…

A: Given data: Intensity (I) = 2.4 ×10-8 W/m2 Threshold hearing (I0) = 1.0×10-12 W/m2 Required: The…

Q: A detector is moved from a position 2.0 cm to a position 16 cm from an ultrasound source. What is…

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Q: threshold of hearing has an intensity of 10- 12 W/m^2 (a sound level of 0Db). how much more intense…

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Q: ssible for a sound wave to have a sound level of

A: A sound is a vibration that propagates through a medium in the form of a mechanical wave. The medium…

Q: You hear a sound of (5.6x10^1) decibels. What is the intensity? Give your answer in microwatts/m2 to…

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Q: The sound level at a distance of 3.0 m from a source is 120 dB. a) At what distance will the sound…

A: loudness of sound at 3 m distance from the source = 120 dB

Q: A sound registers (2.40x10^1) decibels on a detector. What is the intensity in W/m2? Assume the…

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Q: A sound wave at 80 dB has an intensity of 10^-4 W/m^2.  How much, Power, in Watts, does that sound…

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Q: People with good hearing can perceive sounds as low in level as −6.62 dB at a frequency of 3000 Hz.…

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Q: A 60 year old person has a threshold of hearing at f=10 kHz of 79.0 dB. In contrast, a typical young…

A: The decibel (dB) scale is logarithmic, and the relationship between intensity levels can be…