What is the intensity in watts per meter squared of 88.9-dB sound? Add your answer
Q: If the intensity of a sound wave increases by 2%, what is the change in the sound level of the wave?…
A: let initial intensity = 100 W/m2 β = 10 log (I/Io)β = 10 log ( 100 / 10-12)β = 140 dB New intensity…
Q: A point source emit 30.0w of sound isotropically. A small microphone intercept the sound in an area…
A: Intensity I=PowerAreaSince the sound is emitted isotropically by a point source,we are going to have…
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A: The expression for find sound level is β=10logII0
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A: Given that: Sound in decibels β=90.7 dB It is required to find the intensity in watts per meter…
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A: Given: Temperature T=21.6 C Frequency n=800 Hz To find: Wavelength =??
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A: Power of stereo (P) = 50 Watt distance (d) = 85 m
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A: Write the given values with the suitable variables. P=16 Wr=186 m Here, P is the power and r is the…
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A: Given P=1.4W Pin or P0=10-12W We need to convert it into dB
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A: Given data: Intensity (I) = 4.00×10-2 W/m2 Required: Sound level in dB
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A: The formula to calculate the intensity of sound in the unit of dB is given by IdB=10…
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Q: The intensity of a sound is 30 W/m2 If the intesity level of sound increased by 20 decibels, what…
A: Given:I1 =30Wm2 increasing intensity =20dBTo find: New intensity I2=?
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A: The sound level 5 cm from a jet engine= 10 watt/sq.mThe intensity that least audible be human ear =…
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A: Given Power of sound source is P=85 W Maximum hearing intensity of Ear is I= 1 W/m2
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A: a) The required intensity is,
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A: Given, Power out is Pout=17.4μW=17.4×10-6W And reference point (sound intensity level) is…
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Q: What is the total sound level produced by the combination of an 80 dB sound and an 85 dB sound?
A: Sound level β in decibels is given by, β=10 logII0 where I is intensity of the sound and I0 is the…
Q: A door bell generates a 54.0 dB sound at a close distance. What is the intensity of the sound…
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Q: What is the intensity in watts per meter squared of 47.4 dB sound?
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Q: electric guitar's amplifier is at a distance of 5.00 m. a) Find the intensity of its sound waves…
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