An echo returned in 2s. What is the distance of the reflecting surface from the source, given that the speed of the sound is 342 ms
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A: Given data: Frequency (f) = 1000 Hz Wavelength (λ) = 35 cm = 0.35 m Required: The speed of the wave…
Q: A group of hikers hears an echo 4.90 s after shouting. How far away is the mountain that reflected…
A: Write the given values with suitable variables. t=4.9 sv=347 m/s Here, t denotes the time and v…
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A: Given that: Sound in decibels β=90.7 dB It is required to find the intensity in watts per meter…
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A: In this question intensity of sound is given also they have given the threshold intensity we have to…
Q: What do you expect to be the wavelength of sound at 21.6c if the frequency is 800hz
A: Given: Temperature T=21.6 C Frequency n=800 Hz To find: Wavelength =??
Q: what frequency corresponds the wavelength of 4.3 [m]. If the speed of sound is 343 [m / s
A: Write the given values of the problem- Wavelength(λ) λ=4.3 mSpeed of sound(v)v=343 ms
Q: A standing wave of the third overtone is induced in a stopped pipe, 1.7 m long. The speed of sound…
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Q: Asa train moves away from you, tge frequency of its whistle is determined to be 485 Hz. If the…
A: Frequency heard, f' = 485 Hz True frequency, f = 504 Hz speed of sound, v = 347 m/s
Q: What is the speed of sound in air at at temperature of 34.6 degC
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Q: A 5.2 hz continuous wave travels on a slinky. If the wavelength is 0.43m what is the speed of waves…
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A: Given data: Frequency (f) = 250 kHz Speed (v) = 348 m/s Required: Wavelength (λ) of the wave
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Q: What frequency of sound traveling in air at 40 0C has a wavelength of 0.50 m?
A: The formula for the velocity in terms of temperature is:
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A: Formula of distance traveled by radar pulse is as follows; d=t2×c…
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A: Given data :L=8 ftW=9 ftH=10 ftt=5 sec or 1 secThe surface used to cover part s=40 ft2
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Q: In a student lab exercise, the wavelength of a 42,251Hz ultrasound wave is measured to be 0.863cm.…
A: The frequency of the ultrasound wave is, f=42251 Hz The wavelength of the ultrasound wave is,…
Q: The sound waves travel with speed. of 328 m/s. If is wavelength is 8 m. Find the frequency of wave?
A: Given Speed (v) = 328 m/s Wavelength (λ) = 8 m We know , relation between speed of sound (v) ,…
Q: Police car with siren travelling v = 28m/s with siren frequency = 436 hz. Speed of sound is 343m/s.…
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Q: The frequency of first overtone of an open pipe is 300Hz, What is the fundamental frequency?
A: For an open pipe, frequency of nth overtone is,
Q: The motion detectors used in our labs are ultrasonic, operating at 25,000 Hz. In a lab room where…
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Q: The source of a sound wave has a power of 5.91macrowatts.if it is a point source A)what is the…
A: The objective of the question is to find the intensity of the sound wave and the sound level at a…
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- A whale makes a sound in the water with a frequency of 300 Hz sound moves at a speed of 1400 n/s in water; and 340 m/s in the air. What is the wavelength of that sound in the water and What is the wavelength of the sound in the air?how long will it take a sound pulse to travel a distance 1m with an approximate speed of sound of 304.8m/sA sound wave has a frequency of 3.44 kHz. What is the distance between crests or compressions of the wave?
- What is the frequency (in hz) of a sound wave with a wavelength of 9.00cm when the speed of sound is 340m/s?A bat at rest sends out ultrasonic sound waves at 50.0 ? Hz and receives them returned from an object moving directly away from it at 28.5 ?/?. What is the received sound frequency?The sound waves travel with speed of 205m/5 if is wavelength is 12m. Calculate the frequency of ware?
- Calculate the wavelength (in m) of a 950.00 Hz sound in air at room temperature and pressure, where the velocity of sound is 344 m/sA whale emits a frequency of 420 Hz in the ocean. An observer in a submarine moving toward the whale at 15 m/s detects a frequency of 427.33 Hz when the whale is approaching the submarine at 12 m/s. Calculate the speed of sound in the water.A bulb emits light ranging in wavelength from 3.11E-7 m to 6.44E-7 m. What is the maximum frequency of the light (in Hz)?
- cicadas produce a buzzing aound that has a wavelength in te air of 2.69 m . If the spped of the sound in air is 346m/s , what is the frequency of teh sound produced by a cicada? what is its period?The noise a lawn mower produces is 80 dB. How much noise is from 12 identical lawn mowers?Write down the equation of progressive wave having a frequency of 56 Hz, wave length 6.0 metre and amplitude 1.0 cm.