What will happen when sound is focussed to a particular area? a) Echoes are produced b) Sound becomes inaudible c) Interference occurs d) Frequency of sound becomes
Q: Q14/The intensity in w/m? of a sound level of 60db is--- --- knowing that --- the threshold of…
A: Sound intensity level β in decibel is given by equation, β = 10 log10(i/i0) Where i0 is is a…
Q: An earthquake P wave traveling strikes a boundary within the Earth between two kinds of material. If…
A:
Q: 2. Loudness is a physiological sensation sensed by the brain. Loudness varies nearly as the…
A: a) Busy street traffic = 70 dB Close whisper = 20 dB=70-20=50 dBb) Factors on which loudness of…
Q: a) Compute the wavelength in air of ultrasound with a frequency of 44 kHz if the speed of sound is…
A: Part A. use the following relation v=fλ here v is the speed of ultrasound wave f is the frequency λ…
Q: You want a pan pipe with a frequency of 261 Hz. 1) If the speed of sound is 343 m/s, what would be…
A:
Q: Due to the range of sound intensity we can perceive, we use a scale to describe the sound pressure…
A: The unit in general use to measure sound intensity is the decibel So correct option is 3) Decibel
Q: a)Noise cancellation, noise reduction, white noise, , is the result of? Destructive…
A: solution as
Q: Some cameras determine the distance to the subject by sending out * 20 a sound wave and measuring…
A:
Q: When two wave sources are in-phase and the wave from one source has to trave one-half wavelength…
A: Given : Path difference = Half of wavelength
Q: Two sound waves pass through each other and superimpose. Under what circumstances will the waves…
A:
Q: 2a) What is the duration of each reflection interval (how long it takes for the sound pulse to go 1…
A: Speed of sound in water, v = 1500 m/sDistance of the wall is 25 m. 1 round trip would mean twice…
Q: 3. A boat emits a sonar signal and it strikes an underwater object 4.67 seconds later. How far is…
A: Distance of object from the boat is 7159.11m Explanation:Step 1:Step 2:
Q: Two waves destructively interfere. One has a displacement of 2.00 m and the other has a displacement…
A: Given : y1 = 2 m y2 = -3 m
Q: What is the speed of sound when a musical instrument generates 350 Hz and creates a wavelength of…
A: Frequency of musical instrument,(f)=350 Hz=350 /sec -----(1) [Given] [Using 1 Hz=1 /sec] Wavelength…
Q: 1) Consider a string that is fixed at both ends, as shown in the figure. The string is 0.04 m long…
A: Since you have posted a question with multiple subparts we will solve the first three subparts to…
Q: 4. If one sound is 30 dB greater than another sound, what is the ratio of the larger intensity over…
A:
Q: Assuming that you have normal hearing, why would your voice appear louder when your plug both ears?
A: The correct answer is option B i.e. The amplification of competing environmental sound by the middle…
Q: A string in a musical instrument is 50cm long and its fundamental frequency is 800Hz. If a frequency…
A: C
Q: A trumpeter plays at a sound level of 75 dB. Four equally loud trumpet players join in. what is the…
A: answer new sound level=82 dB
Q: A dolphin emits a pulse of sound waves (longitudinal wave) toward an object at 500 m from the…
A: Given Bulk modulus (B) = 2 x 109N/m Density = 1.025 x 103 kg/m3
Q: Q4/ A sound wave penetrated two layers of the earth's surface and the total time of the wave…
A: Given let the speed of the sound in medium 1 be v1 = 200m/s let the speed of the sound in medium 2…
Q: standing sound wave is produced at a particular frequency in a tube filled with air. If the…
A: Explanation: A standing sound wave is produced at a particular frequency in a tube filled with air.…
Q: The alto saxophone produces notes with a frequency range of around 125 Hz to 900 Hz. Determine the…
A:
Q: Q14/The intensity in w/m? of a sound level of 60db is-- - knowing that the threshold of hearing =…
A: Given: Sound level = 60db. L = 60 db or 6bel Threshold of hearing Io = 10-12 w/m2 To determine:…
Q: For the lowest harmonic of pipe with two open ends,how much of a wavelength fits into the pipe's…
A: The question is asking for the length of the wavelength that fits into a pipe with two open ends at…
Q: Which of the following statements is wrong? A) Sound travels in straight line B) Sound is a form of…
A:
Q: Sound localization is described by which of the following? Choose all that apply. Group of answer…
A:
Q: Huygen's principle states that. .. A. destructive interference occurs when waves are out of phase.…
A: This is a question related to the wave theory. Huygen proposed a principle, which is as follows,…
Q: 2. Light is a wave that travels at a speed of 3 x 108 m/s. The different colors that we see are…
A:
Q: One day when the speed of sound in air is 343 m/s, a fire truck traveling at vs = 33 m/s has a siren…
A: Given:- The speed of the sound is v = 343 m/s The fire truck traveling with the velocity of vs= 33…
Q: ON 20 The velocity of sound in a certain medium is 1000 m/s. If sound wave has a frequency of 500…
A:
Q: A dolphin emits a pulse of sound waves (longitudinal wave) toward an object at 300 m from the…
A: The given values are.
Q: What is the minimum speed (in m/s) at which a source must travel toward you för you to be able to…
A: Given v=335m/s Shift in frequency =0.290%
Q: A sonar signal of frequency 1x 10^6 Hz has a wavelength of 1.5 mm in water. a) What is the speed of…
A:
Q: In a scattering experiment, the potential is spherically symmetric and the particles are scat- tered…
A: The scattering amplitude is given by, f(θ)=1k∑l=0l=∞(2l+1)eiδlsinδlPlcosθ For the s wave, l=0 For…
Q: If the intensity of the sound is doubled, what will the sound level be in decibels* O 3dB O-3dB O2dB…
A:
Q: Q1) A point source with a source strength 0.15 m³ /s radiates sound in air at a frequency of 2400 Hz…
A: Sound pressure level is a logarithmic measure of the effective pressure of a sound with respect to a…
Q: Wave Boundary Medium 1 Medium 2 The speed of the reflected pulse will be incident pulse. the speed…
A: From the figure we get to see that a wave is travelling through a wire from less dense end to more…
Q: For the lowest harmonic of pipe with one open end and one closed end,how much of a wavelength fits…
A: The question is asking for the length of the wavelength that fits into a pipe with one open end and…
Q: Transverse waves involve energy transfer by movement of medium particles, while longitudinal waves…
A: To State: Transverse waves involve energy transfer by the movement of medium particles, while…
Q: 4.)A 5kg object is sitting on a frictionless incline of 25 degrees, A) if the block moves down the…
A: The mass of the object 5 kgThe angle = 25 degreeIt moves down the incline plane by 4mThe work…
Q: In science-fiction movies, the movie makers provide exciting visual and sound effects, such as the…
A: Sound:- A sort of energy created by vibrations is sound. The vibration of an object causes the…
What will happen when sound is focussed to a particular area?
a) Echoes are produced
b) Sound becomes inaudible
c) Interference occurs
d) Frequency of sound becomes
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
