6. A sound wave produced by a clock 515 m away is heard 1.50 sec later. a) What is the speed of sound in the air? b) The sound wave has a frequency of 426 Hz. What is the period? c) What is the wavelength?

Q: Question 6 A car comes towards a stationary observer at speed 72.00 km/hr, honking loudly, and…

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Q: 2 A wave has a speed of 50m/s and a wavelength of 25000m.What is the frequency of the wave? A 100 cm…

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Q: 2) A wave with a speed of 66 cm/s and a wavelength of 9.88 cm passes into a second medium in which…

A: The given values are, v1=66 cm/s=0.66 m/sλ1=9.88 cm=0.0988 mv2=35 cm/s=0.35 m/s

Q: 3. Give an example of sound strength, sound intensity, sound height, sound color, kites, tone, sighs…

A: Intensity is defined to be the power per unit area carried by a wave. Power is the rate at which…

Q: 4. An ambulance with a siren emitting a whine at 1600 Hz overtakes and passes a cyclist pedaling a…

A: Given data: The siren emitting the whine, f=1600 Hz The cyclist pedaling the bike at the speed, v0…

Q: 2. A source of sound having a frequency of 300 Hz is moving at 25 m/s. If the speed of sound in air…

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Q: 6. Air temperature in the Sahara Desert can reach 56.0°C (about 134°F). What is the speed of sound…

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Q: 1 What frequency of sound traveling in air at 40◦ C has a wavelength of 0.35 m? Calculate to one…

A: Temperature of the air is T = 40 C Wave length of the sound is 0.35 m

Q: 2. What is the wavelength of a wave with a speed of 9.0 m/s and a period of 0.33 s?

A: We know thatλ=V×THereλ=WavelengthV=speed of waveT=Time period

Q: 8) If 7 waves pass by a point in 15 sec. The distance between the waves is 4.3 m, what is the speed…

A: Given that, 7 waves pass by a point in 15 seconds. The distance between the waves is 4.3 m We need…

Q: 102. •Biology The intensity of a certain sound at your eardrum is 0.003 W/m². (a) Calculate the rate…

A: Intensity of sound at eardrum, I=0.003 W/m2

Q: 9. Which graph shows a wave with a frequency of 50 Hz and an amplitude Of 4 cm? A. В. .02 .04 .06…

A: The different position vs Time graphs are given . To find = Which graph shows amplitude of 4 cm and…

Q: 2-What do you expect to be the wavelength of sound at 21.6 °C if the frequency is 800 Hz?

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Q: 4. A bird is flying directly toward a stationary bird-watcher and emits a frequency of 1,250 Hz. The…

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Q: 7. An Amtrak train is moving at 60 m/s is approaching a stationary listener, it blows its horn,…

A: Given data: The speed of train is v=60 m/s. The frequency of source is f=600 Hz. The speed of sound…

Q: 7. A truck's horn is producing a sound wave having a constant frequency of 450 hertz. If the truck…

A: According to Doppler's effect when the source and listener relatively approaches each other, the…

Q: 6. A train moving at a constant speed is passing a stationary observer on a platform. On one of the…

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Q: 4. What is the wavelength and amplitude of the wave shown below? A 0.7 m B 5.0 m

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Q: 2.) The speed of sound in air depends on the temperature of the air: Vsound = 331.4+0.6* T (measured…

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Q: Wei is standing on a platform when an approaching XPT train sounds its horn. The frequency of the…

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Q: 6. What is the period of a wave if 20 crests pass an observer in 4 seconds? (1) 80 s (2) 0.2 s (3) 5…

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Q: person shouts and their voice creates a sound wave with a frequency of 540 Hz. Their voice travels…

A: Given data: Frequency (f) = 540 Hz Distance (d) = 154 m Time (t) = 0.467 s Required: Wave speed (v),…

Q: 5. What type of mechanical wave is being described by the following sentence? The displacement of…

A: Wave is the transfer of energy without transferring medium particles.

Q: 3. A friend of yours is loudly singing a single note at 400 Hz while driving toward you at 25.0 m/s…

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Q: 5. A sound wave is produced in air, with a frequency of 200 Hz. (The speed of sound in air is around…

A: 5 Given- frequency f= 200 Hz Speed of sound v= 340 m/s

Q: 27.) Sound is created when air molecules are squeezed together, or compressed, by the force of the…

A: Sound waves are of two types, one is longitudinal, and another one is transverse. The transverse…

Q: 4. Sound waves propagate 200 m with a period of 2 s, then the speed of propagation is .. . m/ s.

A: Speed = wavelength × wave frequency Frequency = 1/ time period

Q: 6. A drum is struck, producing a wave with a wavelength of 110 cm and a speed of m/s. What is the…

A: Wavelength, λ= 110 cm = 1.10m Using formula   f=c/ λ  where f= frequency

Q: How we will measure flow-using ultrasound? With neat figure, explain the two methods of ultrasonic…

A: In this question we have to answer how we will measure flow-using ultrasound. Please give positive…

Q: 3. Doubling the intensity of sound: a. Doubles the sound level. b. Increases sound level by factor…

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Q: 52. ••Write the wave equation for a periodic transverse wave traveling in the x direction at a speed…

A: The Standard equation of a transverse wave travelling along positive x-axis is given as…

Q: **22. Two identical tuning forks vibrate at 587 Hz. Small pieces of clay are placed on the tines of…

A: Given,

Q: 17. Which of the following best describes the relationship between the speed of sound and the type…

A: Here given the description of sound through medium. We have to define the correct statement.

Q: 3 A rocket moves at a speed of 242 m/s directly toward a stationary pole (through stationary air)…

A: Given : Speed of rocket (vr) = 242 m/s Frequency (f) = 1250 Hz

Q: 10 - The whistle of a factory is sounding with a frequency of 700 Hz. (a) What frequency will be…

A: Doppler Effect refers to the change in wave frequency during the relative motion between a wave…

Q: 11. Two boats approach each other at 50m/s when one boat starts to beep its horn at a frequency of…

A: The given data are listed below with appropriate variables. Here, vo denotes the speed of the…

Q: 2. A train generates a sound wave of 123 microwatts/cm2 whilst the jet engine airplane generates 875…

A: Given data: The intensity of train is I1=123 mW/cm2. The intensity of jet engine airplane is I2=875…

Q: 3) If it takes 0.87-s to hear a gun-shot 300-m away, what is the speed of sound at that location?…

A: Given data The time interval is given as t = 0.87 s. The distance traveled by the gunshot is given…

Q: 30. For research purposes, a sonic buoy is tethered to the ocean floor and emits an infrasonic pulse…

A: We know, speed of wave(v) = (wave length (λ))/(Time period (T)) or,  λ = vT

Q: 6. Which of the following best define mechanical wave? A. It is the disturbance that travels through…

A: Step1 - Understanding the definition of mechanical wave.               As we know that, a Mechanical…

Q: What are the factors that affect the speed of sound in air? Explain.

A: Speed of sound depends primarily on the density and viscosity of the medium through which it…

Q: 5. A sound wave travels at 343 m/s in air. If a note of frequency 500 Hz is played, how long is the…

A: The relation between speed, frequency and wavelength. λ=vf Here, v is the speed of sound, f is the…

Q: 16. The Doppler shift explains: a. Why it is that our hearing is the best near 3000 Hz. b. Why a…

A: Doppler shift :- An apparent change in frequency of a wave due to the relative motion between a…

Q: 1 What frequency of sound traveling in air at 32^ = Chas a wavelength of 0.36 m? Calculate to one…

A: Recall V=fλ So f=v/λ Where v=speed of sound             λ=wavelength of soundf=frequency of sound

Q: 4) The speed of sound in air on a given day is 340 m/s. If a person shouts at a building and hears…

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Q: 76. A bird is fl ying directly toward a stationary bird-watcher and emits afrequency of 1250 Hz. The…

A: Observed frequency of sound is,  f0=v+v0v+vsfs Here,  v=velocity of sound  v0=velocity of observer…

Q: QUESTION 5 A transverse wave completes 12 full oscillations in two seconds. The wave moves at 31.2…

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Q: 1. One end of the rope is vibrated to produce a wave with a wavelength of .25m.   The Frequency of…

A: The speed of the wave in the rope is given by f=vλv=fλ                     1