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?

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Q: explosion. A an hear it ex LL

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Q: Problem 10:  A student knows that an ambulance siren has a frequency of fs = 395 Hz. He measures,…

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Q: Calculate the change in length ΔL. Using ΔL, calculate wavelength λ. Calculate the speed of sound.…

A: Given- In table 1 Frequency f=500 Hz We know that v=fλ and c=fλ ∆L=nλλ=∆Ln    Mode L ∆L λ v 1…

Q: A stone is dropped from the top of a cliff. The splash it makes when striking the water below is…

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Q: A sinusoidal wave traveling to the left, has an amplitude of 15 cm, a wavelength of 40 cm and a…

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Q: A car sounding its horn (rated by the manufacturer at 600 Hz) is moving at 18.0 m/s toward the east.…

A: frequency of horn (f) = 600 Hz speed of car (v) = 18 ms (along east) speed of sound (v') = 343 ms

Q: Q1. Calculate the proportion of a sound wave's energy transmitted at an air/water boundary?

A: when the sound wave gets reflected and refracted from a boundary separating material 1 and 2…

Q: A bat moving with a speed of 2.75 m/s and . emitting sound of 38.0 kHz approaches a moth at rest on…

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Q: Part A A sound source producing 1.20 kHz waves moves toward a stationary listener at one-half the…

A: frequency of sound source = 1200 Hz

Q: A bird is flying directly toward a stationary bird-watcher and emits a frequency of 1390 Hz. The…

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Q: a) Name four ways in which sound can be produced. b) Calculate the speed of a sound wave whose…

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A: Given data The initial sound volume is: β1=30 dB The final sound volume is: β2=100 dB   The…

Q: Part 1a) What is the period of the wave motion for a wave with a frequency of 0.59 kHz?…

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Q: Question 1: The speed of the sound in a gas might depend on the pressure P, the density d, and…

A: Introduction: The formula of a quantity can be derived and verified by using the method of dimension…

Q: Q2- Enumerate the types of Acoustics and explain one of them

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Q: Speed of sound in air varies with air temperature. What is its value assuming that our room…

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Q: A sound wave travels from water into air. Which properties of the wave (speed, energy, wavelength,…

A: When a sound wave travels from water to air, many of its properties will change.

Q: Q7) Two children are at opposite ends of an iron pipe. One strkes an end of the pipe with a stone.…

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Q: Subway Noise The decibel level of the sound of a subway train was measured at 98 dB. Find the…

A: Decibel of sound =β= 98 dB Say intensity of the sound is I and following relation will be used:…

Q: A truck is traveling 54 km/hour. You hear the truck horn frequency as being 1000 Hz. The actual…

A: Using Doppler effect formula,

Q: Find the intensity I of the sound waves produced by one 60-W speaker at a distance of 1.5 m. Express…

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Q: Musicians need to be able to discern frequencies which are quite near each other. Assume that the…

A: The values given in the question are: Variation in frequency that can be detected by musicians:…

Q: f sound travels through (still) air, which of these will most nearly Cound will travel? (Note: "t"…

A: Givensound travels through (still) air,

Q: Q4 - While testing using ultra sonic method a thick steel cast the ultrasonic flow detector read…

A: Response time (t) = 33.7×10-3 millisecond = 3.37×10-5 seconds Velocity of sound in steel (v) = 5920…

Q: I Review Hearing the siren of an approaching fire truck, you pull over to the side of the road and…

A: Given data Apparent frequency when truck approaches,  f1=470 Hz Apparent frequency when truck…

Q: A sound wave is traveling in warm air 27 °C when it hits a layer of cold -20 °C denser air. Part A…

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Q: A fireworks shell explodes H = 120 m above the ground, creating colorful sparks. (Figure 1). How…

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Q: What is the speed of sound in air that has a temperature of 315.3 k. Please can you explain it,…

A: Given: The temperature of the air is 315.3 K. The medium for the sound wave is air.

Q: Part A A whistle you use to call your hunting dog has a frequency of 21 kHz, but your dog is…

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Q: What is the wavelength of waves you create in a swimming pool if you splash your hand at a rate of…

A: Given: Frequency of wave f=2.2 Hz, wave speed v=1 m/s. Required: Wavelength of the wave λ. Wave…

Q: Sound travels at a velocity of 333 m/s. How long does it take for sound to travel the length of a…

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Q: Q3  Part ii )  a)What will happen to the water waves when they pass over shallow water at C ?…

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Q: PROVE: Inverse Square Law for Sound A law of physics states that the intensity of sound is inversely…

A: The expression for the decibel level is given as B=10logII0 Substituting the values for the…

Q: A student knows that an ambulance siren has a frequency of fs = 391 Hz. He measures, when the…

A: Given : Frequency of siren, fs = 391 Hz Frequency as it is approaching him, fo = 412 Hz Speed of…

Q: Use the illustration above to calculate the Frequency of this sound propagated in air. Also,…

A: Using definition of wavelength and the provided graph, the wavelength of the wave is:

Q: A 522-Hz longitudinal wave in air has a speed of 345 m/s. What is the wavelength? nνα ΑΣφ ? m Submit…

A: Frequency(f) = 522 Hz Speed (v) = 345 m/s Using formula , V = f λ where V = speed f is the frequency…

Estimate of calculation