Q#02: A singing bird delivers about 1.25 x 10³ watts of power. (A) if the power is uniformly distributed in all directions, what is the sound intensity level (in dB) at a distance of 10 m? (B) what is the magnitude of the intensity level if three birds sing at once?

Q: A sinusoidal wave travels along a string. The time for a particular point to move from maximum…

A:

Q: A diagnostic sonogram produces a picture of internal organs by passing ultrasound through the…

A: As we know that, v = f λ Where f is frequency  And  λ is wavelength   Given,  f = 2.85 MHz v = 1540…

Q: Two identical waves travel in the same direction, each with a wavelength A = 0.5 m and speed v = 20…

A: 1) Given data:    Speed, v = 20 m/s     Wavelength, λ=0.5 m

Q: A transverse wave in a string has the form y= 4.3 cos pi (0.01 x +6.0t), where x is in centimeters…

A:

Q: By what fraction will the sound intensity decrease if the distance to the sound source is tripled?…

A: The initial sound intensity is calculated by using the formula  I1=P4πr2 and the final increased…

Q: A transverse periodic wave on a string with a linear density of 0.200 kg/m is described by the…

A:

Q: (a) The intensity of sound coming from a speaker 2m away is 80 dB. How far away must you stand for…

A:

Q: A longitudinal plane wave is described by the equation y(x,t) =Yo CoS(kx - wt). If Yo= 5 mm, k = 6…

A:

Q: (a) Write the expression for y as a function of x and t in SI units for a sinusoidal wave traveling…

A:

Q: A rope (u-0.12 ka/m) is spread between two fence pusts. The rope is plucked, creating a wave with…

A:

Q: A standing wave with wavelength A = 1.2 m and frequency f = 80 Hz is generated on a stretched cord.…

A: The maximum velocity is  v = w A  where, w is the angular frequency and A is the amplitude.

Q: A transverse periodic wave on a string with a linear density of 0.26 kg/m is described by the…

A: Given that the transverse periodic wave equation and linear density of the string.Then We have to…

Q: Two transverse sinusoidal waves combining in a string are described by the wave functions y1 = 0.02…

A: Solution:   Given that,   Wave functions y1 = 0.02 sin⁡(2πx+πt) and y2 = 0.02 sin(2πx-πt)   Let the…

Q: A sinusoidal wave is described by the wave function y = 1.8 sin ( 0.49 x + 28 t) where x and y are…

A:

Q: A standing wave has the following wave-function: y(x.t) 0.2 sin(3rtx) cos(12rt). where x and y are…

A: given ,  standing wave equation , y(x,t)=0.2sin(3πx)cos(12πt) ...........(1) length of the string ,…

Q: Move away from a sound source, from distance r, to r₂ = 2₁. (A) By what factor does the intensity…

A:

Q: The intensity level of an orchestra is 85 dB. A single violin achieves a level of 70 dB. How does…

A: We know that the general formula for the sound intensity level in decibels corresponding to…

Q: A transverse periodic wave on a string with a linear density of 0.37 kg/m is described by the…

A: The general expression of a transverse wave on a string is given as: y(t)=Asin(ωt-kx)where,A is…

Q: Suppose a solution to the wave equation is given by y(x,t) = A exp(wt + kx), where A = 4 m, w = 16…

A:

Q: A physics professor demonstrates the Doppler effect by tying a 600 Hz sound generator to a…

A: We have to determine the highest and the lowest frequency heard by a student in the class.

Q: Two pianos each sound the same note simultaneously, but they are both out of tune. On a day when the…

A: Given value--- speed of sound = 340 m/s. wavelength of piano A = 0.762 m. wavelength of piano B =…

Q: A transverse wave on a string is given by y(x,t)=0.12 sin (3.0x -15.0t) Determine: For the case t=…

A:

Q: The vuvuzela is a simple horn, typically 0.65 m long, that fans use to make noise at sporting…

A: The fundamental frequency of the closed organ pipe is,

Q: Two transverse sinusoidal waves combining in a string are described by the wave functions y1=0.02…

A: A standing wave can be formed in a loop if two waves travelling in the opposite direction through…

Q: y(x,t) = 0.06 sin(47x)cos(10rt) Here x and y are in m. a) What is the length of the string if this…

A: Given

Q: You have a 2.05-m-long stretched string with a mass of 20.3 g. When you oscillate the string at 440…

A: Write the relation between velocity and frequency of sound

Q: A speaker is talking at a distance of 3.0 m from where you are and you measure the sound intensity…

A: a) The intensity of the sound is inversely proportional to the square of the distance. So, the final…

Q: A wave on a string is described by D (x, t) = (3.0cm) x sin [2π (x/ (8.4m) +t/ (0.20s) +1)], where x…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: Two identical guitar strings have identical tensions of 80.0 N and produce fundamental frequencies…

A: Given data *The given tension of two identical guitar strings is T = 80.0 N *The given fundamental…

Q: Two pianos each sound the same note simultaneously, but they are both out of tune. On a day when the…

A:

Q: A sinusoidal wave is given by: y= 8 sin (2x - 5t) cm determine the transverse velocity vy of a point…

A: Given, Sinusoidal wave equation y=8 sin2x-5t cm

Q: A utility tunnel is a tube closed at one end. Wind blowing past the entrance produces standing sound…

A: Given: Wavelength,λ=18.4mFundamental Frequency,f=18.6HzSpeed of light,c=3×108m/s The lowest…

Q: Deep ultrasonic heating is used to promote healing of torn tendons. It is produced by applying…

A: Given Data, Radius of the Sound transducer (r)=1.75 cm Sound intensity (I)=6 KW/m2 Emitted Sound…

Q: The equation of a standing wave is y(x,t) = 0.8 cos(0.2Ttx) sin(200rt) %3D where x and y are in cm…

A: The distance between the two successive nodes is, L=λ2 The wavelength of the wave is,…

Q: A0 ( x=0)   A = A0e-ax I = I0e-2ax HVT (half-value thickness) is the tissue thickness needed to…

A: We are given the half value thickness for various material.  The intensity after travelling distance…

Q: The equation of a transverse wave traveling on a string is given by y = A sin(kx - wt). Data: A=11…

A: Given, The transverse wave equation, y=Asinkx-ωt A=11mmk=35rad/mω=500rad/s 1. The amplitude of the…

Q: Two transverse sinusoidal waves combining in a string are described by the wave functions y1 = 0.02…

A: Given: The wave function of first wave is y1=0.02sin4πx+πt. The wave function of second wave is…

Q: ing: : Your answer is assumed to be reduced to the highest pow Answer:

A: Given data:Mass(m)= 6.40×101kgTime(t)= 5sHeight(h)= 5mRequired:Power(p)

Q: A law of physics states that the intensity of sound is inversely proportional to the square of the…

A: a) B1=10 log(I1/I0), B2=10 log(I1/I0),  From the inverse law of sounds, we have I1=K/d12 , I2=K/d22…

Q: Two transverse sinusoidal waves combining in a string are described by the wave functions y1 = 0.02…

A: y1 = 0.02 sin3πx+πt y2 = 0.02 sin3πx-πt n = 3 L = ?

Q: A transverse periodic wave on a string with a linear density of 0.34 kg/m is described by the…

A: Compare the given wave’s equation with the standard form, and determine the given wave’s wavenumber…

Q: Two transverse sinusoidal waves combining in a string are described by the wave functions y1 = 0.02…

A: Given data: The number of loops is n=3. The equation of the first wave is given by:…

Q: If the length of the entire string is L = 3.00 m, what is the wavelength of this transverse wave…

A: