RevievIP When you drop a rock into a well, you hear thesplash 1.3 seconds later.How deep is the well?Express your answer using two significant figures.HVα ΑΣφ?d =mSubmitRequest AnswerPart BIf the depth of the well were doubled, would the time required to hear the splash be greater than, less than, or equal to 2.6seconds?O greater thatO less thanO equal to Two steel guitar strings have the same length.String A has a diameter of 0.51 mm and is under430.0 N of tension. String B has a diameter of 1.0mm and is under a tension of 800.0 N . You maywant to review (Pages 461 - 463).Part AFind the ratio of the wave speeds, va/vB, in these two strings.Express your answer using two significant figures.nν ΑΣφva/vB =SubmitRequest Answer

IP When you drop a rock into a well, you hear the splash 1.3 seconds later. How deep is the well? Express your answer using two significant figures. d = Submit Request Answer Part B If the depth of the well were doubled, would the time required to hear the splash be greater than, less than, or equal to 2 seconds?

IP When you drop a rock into a well, you hear the splash 1.3 seconds later. How deep is the well? Express your answer using two significant figures. d = Submit Request Answer Part B If the depth of the well were doubled, would the time required to hear the splash be greater than, less than, or equal to 2 seconds?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter16: Waves

Section: Chapter Questions

Problem 61P: A copper wire has a density of =8920 kg/m3, a radius of 1.20 mm, and a length L. The wire is held...

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A sound wave is modeled with the wave function P=1.20Pasin(kx6.28104s1t) and the sound wave travels in air at a speed of v=343.00 m/s. (a) What is the wave number of the sound wave? (b) What is the value for P(3.00 m, 20.00 s)?
The equation of a harmonic wave propagating along a stretched string is represented by y(x, t) = 4.0 sin (1.5x 45t), where x and y are in meters and the time t is in seconds. a. In what direction is the wave propagating? be. N What are the b. amplitude, c. wavelength, d. frequency, and e. propagation speed of the wave?
A copper wire has a radius of 200 µ m and a length of 5.0 m. The wire is placed under a tension of 3000 N and the wire stretches by a small amount. The wire is plucked and a pulse travels down the wire. What is the propagation speed of the pulse? (Assume the temperature does not change: (=8.96gcm3,Y=1.11011Nm) .)
A pulse moving along the x axis can be modeled as the wave function y(x,t)=4.00me( x+( 2.00m/s )t 1.00m)2 . (a)What are the direction and propagation speed of the pulse? (b) How far has the wave moved in 3.00 s? (c) Plot the pulse using a spreadsheet at time t=0.00 s and t=3.00 s to verify your answer in part (b).
Consider two waves y1(x,t) and y2(x,t) that are identical except for a phase shift propagating in the same medium. (a)What is the phase shift, in radians, if the amplitude of the resulting wave is 1.75 times the amplitude of the individual waves? (b) What is the phase shift in degrees? (c) What is the phase shift as a percentage of the individual wavelength?
The following incorrect equation is supposed to describe a wave propagating in a lossy medium: U(x, t) = Aeaz sin(wt – kx) (v). Choose the correct format from the below choices if exists: Select one or more: a. v(z, 1) = 5e-0.05z sin(4n * 10°t – 20xy + 20°) (v). O b. v(y, t) = 7.5e-0.89y sin(47 * 10°t – 20y) (v). O c. U(y, t) = 9e-0.25y sin(4 * 10°t – 20y + 20°) (A). O d. v(x, t) = e-0.89x sin(47 * 10°t – 20x) (v). O e. v(z, 1) = 5e-0.58z sin(4n * 10°t – 20xz) (v). O f. v(z, 1) = 5.5e0.25% sin(4n * 10°t – 20rz – 20°) (v). - g. U(y, t) = 0.55e-0.003z sin(47 * 10°t – 20zy + 20°) (v). O h. v(x, t) = 5e0.25x sin(4n * 10°t - 207x) (v). O i. v(x, 1) = 5e-0.03x sin(4 * 10°t – 20x) (v).
Two steel guitar strings have the same length. String A has a diameter of 0.55 mm and is under 440.0 N of tension String B has a diameter of 1.1 mm and is under a tension of 840.0 N You may want to review (Pages 461 - 463) Part A Find the ratio of the wave speeds, VA/VB. in these two strings.
A chord of mass density μ is used to suspend a mass m as shown. Express the wave speeds of two sections (I and II). I m II 0 The answer is V₁ = sqrt(mg/utane) VII = sqrt(mg/usine) but i don't know how to solve it.
Goodevening Maam/Sir, I hope you can help me with this problem. Thank you! Topic: Sound and Hearing Problem: Two loudspeakers, A and B, radiate sound uniformly in all directions in air at 30° The acoustic power from A is 8.00 x 10-4W, and from B it is 6.00 x 10-5W. Both loudspeakers are vibrating in phase at a frequency of 175Hz. (γ=1.40, R=8.3145 J/mol.K, M=28.8g/mol) a.) Determine the difference in phase of two signals at point C, a distance of 3.00m from B and 4.00m from A. Point C is located in between and along the line joining A and B. b.) Determine the intensity and sound intensity level at C from speaker A if B is turned off.
a steel wire with a uniform tension T=600N, length L=2m and mass 8 kg. a) Find the elementary frequency of oscillation. b) if the maximum frequency that a person can hear is 10,000hz=f, what is the highest harmonic that this person can perceive?
What is the radius of a wire that has a wave velocity of 225m / s when stretched with a tension of 150 N? The density of the wire is 8.60x103 kg / m3.
Write your understanding about coherent waves. A steel wire in a piano has a length of L = 0.9m and a mass of m = 5.4 g. To what tension T must this wire be stretched so that its fundamental а. vibration possess a frequency f= 261.6 Hz? b. The equation of a plane sound wave is, y(x, t) = 6.0 × 10-6 sin(5.7x – 1500t). Find the frequency, the wavelength and the velocity of the wave. Compare the wavelength with the amplitude of the oscillations and the wave velocity with the amplitude of the velocity of the oscillations. What is the phase shift between the oscillations of two points 30.0 cm apart in the direction of the sound wave?