Solve for the indicated value, the situation showing the solution point. The formula for measuring sound intensity in decibels D is defined by the equation D=10log(II0) using the common (base 10) logarithm where I is the intensity of the sound in watts per square meter and I0=10−12 is the lowest level of sound that the average person can hear. How many decibels are emitted from a jet plane with a sound intensity of 8.2⋅102 watts per square meter?

Q: ge person can hear. How many decibels are emitted from a jet plane with a sound intensity of 8.9⋅102…

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Q: he sound level b in decibels is given by b=10  (I / I0), where I is the intensity of a given sound…

A: Givenb=10 logIIowhere I is the intensity of a given sound and Io is the minimum detectable intensity…

Q: A sound source plays middle C (359 Hz). How fast would the source have to go to raise the pitch to C…

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Q: What is the fundamental frequency of a musical instrument if the frequency of t 9th overtone is 240…

A: Given that 9  overtone of fundamental frequency of musical instrument.  Then we have to determine…

Q: Which one of the following statements about sound is not correct? 1) Sound travels at a speed slower…

A: The speed of light is c=3×108 m/s which is greater than the speed of sound , which is , v=343 m/s .…

Q: The table shows the speed of sound in various materials at 20 °C and 1 atmosphere. Material Speed…

A: Given 1)  The wavelength of the sound is λ=0.5 m The speed of the wave in steel  is  v= 5060 m/s…

Q: What is the time period of a sound wave with velocity 400 m/s in air and a wavelength of 0.50 m?

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Q: What is the time period of a sound wave with velocity 625 m/s in air and a wavelength of 2 m? Select…

A: given :-  v = 625 m/s.    v is  velocity λ = 2m.          λ is wavelength. t = ? .             t is…

Q: The frequency of the middle F note on a piano is 349.23 Hz. What is the wavelength of this note in…

A: Given data: Frequency of the note is f = 349.23 Hz Speed of sound in air is v = 343.06 m/s

Q: You hear a sound of (4.0x10^1) decibels. What is the intensity? Give your answer in microwatts/m2…

A: Given data: Intensity level (β) = 4.0 × 101 dB Threshold of hearing (I0) = 1.0×10-12 W/m2  1 μW =…

Q: The main factor which effects the speed of a sound wave is the ____. a. amplitude of the sound…

A: Given:  Speed of sound

Q: A pipe that is 0.73 m long and open at both ends vibrates in the second overtone with a frequency of…

A: Length of the pipe L=0.73 m and frequency of the pipe in second overtone ( Mode n=3) f=1290 Hz. We…

Q: You are in an auto traveling at 85 m/s toward a pole-mounted warning siren. If the siren’s frequency…

A: Given data: Speed of observer toward the source (vo) = 85 m/s Source is stationary. Frequency…

Q: A sound wave has a frequency of 1985 Hz. What is the distance between crests or compressions of the…

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Q: Which among the following determines the pitch of a sound? A) Amplitude B) Frequency C) Loudness D)…

A: Given:- Which among the following determines the pitch of a sound? A) Amplitude B) Frequency C)…

Q: The table gives an estimate for the sound intensity of a whisper at 1.0 m. What is the sound…

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Q: To determine your distance from a cliff, you shout and measure the time it takes to hear an echo to…

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Q: The wavelength of a sound wave in air is 2.68 m at 20 oC (which means that you can take the speed of…

A: According to question we need to find wavelength in second medium.

Q: Calculate the wavelength of a sound wave whose frequency is 220 Hz and speed is 440 m/s in a given…

A: Given : Frequency of sound wave = 220 Hz. Speed of sound wave = 440 m/s.

Q: If a sound has a frequency of 264.4 Hz and a wavelength of 1.29 m, how much time does it take to…

A: Given in question - Frequency (f) = 264.4 Hz                                   Wavelength (λ) = 1.29…

Q: A sound has an intensity level of 118 dB. What is the physical sound intensity in watts/m2?

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Q: Compute the speed of sound of air when the air temperature is 40°C. Express your answer in km/s

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Q: A small reverberation chamber 8ftx9ft x10ft is employed to measure effective sound absorption…

A: Given data :L=8 ftW=9 ftH=10 ftt=5 sec or 1 secThe surface used to cover part s=40 ft2

Q: Which of the following does not have a precise definition in terms of the physical properties of…

A: D) sound level does not depend on physical properties of sound wave

Q: What sound intensity level corresponds to a sound intensity of 6.96 x 10-3 W / m2

A: we know that,sound intensity in dBi=10log10(ii0)

Q: The intensity of sound is measured on the decibel scale, dB. The equation dB=10logIrepresents the…

A: Given: The intensity of sound is measured on the decibel scale, dB. The equation dB=10logIrepresents…

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: What is the fundamental frequency of a musical instrument if the frequency of the 7th overtone is…

A: For open end instrument , The frequency of mth vibration is given by the formula  nm = mv/(2l) where…

Q: Solve for the indicated value, and graph the situation showing the solution point. The formula for…

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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: Estimate the number of octaves in the human audible range, 20 Hz to 20 kHz

A: Given data The frequency of the lower audible range of humans is given as FL = 20 Hz. The frequency…

Q: A military jet took off from an aircraft carrier with a sound intensity I of 8.48 x 102 W/m2. Find…

A: Given value--- sound intensity I = 8.48 × 102 W/m2 . We have to find --- Find the corresponding…

Q: Sound travels at a speed of 333 m/s in the air, thus, in 1 s, a distance of 333 m is travelled by:…

A: Sound waves travels is in form of mechanical waves.

Q: 2. The loudness, L, of a sound in decibels (dB) can be calculated using the formula L = 10 log (,),…

A: Given: Sound level of moving power lawn mower = 109 dB Noise at the front of the amplifiers = 118 dB…

Q: Which of the following statements is TRUE? * A sound intensity of 3 bels is 100 times higher than 2…

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Q: Verify the values given in the textbook for the wavelengths (in air) of the lowest and highest…

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Q: If the speed of sound is 335.6 m/s and the wavelength of the sound is 1.44 cm, what is the frequency…

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Q: For a sound with intensity I (in watts per square meter), the loudness L(1) of the sound (in…

A: Required : The increase in loudness.

Q: Draw an illustration on the following time exposures of standing waves in a stretched string. a.…

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Q: n watts per square meter and I0 = 10-12 is the lowest level of sound that the average person can…

A: The equation of sound intensity in decibels  D = 10 log(I/I0),   I is the intensity of the sound in…

Q: A point source emits sound waves with a power output of 397 watts. What is the sound level (in dB)…

A: Data Given ,  Power output ( P ) = 397 watts Distance ( d ) = 44.3 m Formula of Sound level -  L =…

Q: The equation below relates the intensity of sound, I, to the power of the sound source, P, and the…

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