Two cars X and Y are approaching each ot velocities 36 km/h and 72 km/h respectiv frequency of a whistle sound as emitte
Q: Q16/What is the speed of ultrasound with wavelength of 0.3mm and frequency of 8MHZ? * O 2.4 x 103…
A: Given data: Wavelength λ=0.3mm=3 x 10-3m Frequency f=8 MHz=8x 106 Hz
Q: On what factor the speed of sound in a median depend?
A: Density of the medium: When the medium is dense, the molecules are closely packed to each other and…
Q: Two consecutive harmonic in mixture of sounde produced by closed end organ are 1100Hz and 1833Hz if…
A: Given, Fn = 1100 Hz Fn+2 = 1833 Hz v = 330 m/s
Q: Difference between the sound intensity level to the sound intensity?
A: In the following problem, we have to differentiate between the sound intensity level and the sound…
Q: Sound from a car has a frequency of 800 Hz. If a person is stationary and the car is moving away…
A: Sound propagates as waves and when there is a relative motion between the observer and the source,…
Q: The sound of a bomb explosion travels faster than the sound produced by a humming bee. a) True b)…
A: The sound of a bomb explosion and sound produces by a humming bee having different…
Q: Determine the percentage change in the speed of sound in air when the temperature changes from 10…
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Q: The characteristic sound waves used by the bats are ____________: a. none of these b. ultrasound c.…
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Q: 49. Wind gusts create ripples on the ocean that have a wavelength of 5.00 cm and propagate at 2.00…
A:
Q: Compute the wavelength in air of ultrasound with a frequency of 54 kHz if the speed of sound is 344…
A: Given data: Frequency (f) = 54 kHz Speed of sound wave (v) = 344 m/s Required: The wavelength (λ)
Q: Assume that a friend has a hole in his head extending and rising. from one ear out the other.…
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Q: Q17/ A stationary source has a frequency 1200 Hz, what frequency will be heard by driver of car…
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Q: If you shout across a canyon and hear the echo 0.80 s later, how wide is the canyon?
A: Given, t = 0.80 s The width of the canyon can be determined by, 2 x width = speed of sound x time…
Q: al Sound Calculate the wavelength of wave that has a frequency of 126 Hz and O wame speed of 15000…
A: Introduction : In this question we are provided with value of frequency and wave speed . with…
Q: An explosion occurs just below the surface of the water, will you hear it first if you are on the…
A: According to the problem, the explosion happens under the water; therefore, we consider two cases to…
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: Calculate the frequency of the first overtone of a 2 m pipe closed at one end. Take the speed of…
A: Given data: Length, L = 2 m speed of sound, v = 340 m/s
Q: What factors does speed of sound depend upon?
A: According to Laplace formula,
Q: Q14/The intensity in w/m? of a sound level of 60db is-- - knowing that the threshold of hearing =…
A: Given: Sound level = 60db. L = 60 db or 6bel Threshold of hearing Io = 10-12 w/m2 To determine:…
Q: A sound wave from a helicopter is observed to have traveled a distance of 4 000 m in 20 s. Determine…
A: Given: Distance: s=4000 m Time: t=20 s To find: Speed of sound: v The speed is calculated by the…
Q: What factors does the speed of sound depend upon? What are some factors that it does not depend…
A: Speed of sound depends upon temperature , density , viscosity , pressure, elasticity , density.
Q: Estimate the tension of a string which vibrates at 350 Hz when the string length is 75 cm and mass…
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Q: ball that is thrown at a 45 degree angle from the ground will travel the furtherst distance.How…
A: The given situation is the case of projectile motion , for which figure is given below: Since…
Q: Determine the relative intensity of sound that has a true intensity of 1 × 10‐⁵ W/m²
A: Given True intensity I = 10-5 W/m2 Threshold hearing lo= 10-12 W/m2 Relative intensity…
Q: What is the wavelength of 5.2 million Hz ultrasound as it travels through human tissue? mm
A: Given data: Frequency f=5.2 million Hz.
Q: 69. The bellow of a territorial bull hippopotamus has been measured at115 dB above the threshold of…
A: Given : β=115 db As we know , the sound intensity is given as :
Q: A wave of wavelength 00 cm is produced in air and it travels at a speed of 300 ms. Will it be…
A: Given: The wavelength of the wave is 0.6 cm. The speed of the wave is 300 m/s.
Q: An air column (fixed at one end) is caused to resonate at the 3rd harmonic. If the air temperature…
A:
Q: Which of the following values is not equal to the speed of ultrasound in soft tissue? a) 1.54 km/s…
A: Convert each given value into m/s.
Q: Researcher claims that dolphins use echo location sound with frequency of 1.64x10^5 Hz. If the speed…
A: we need to find wavelength of dolphin sonar given frequency(f)=1.64×105 Hzspeed in…
Q: The noise a lawn mower produces is 80 dB. How much noise is from 12 identical lawn mowers?
A: Given that-Noise=80 dBLet I is the intensity of one lawn mowers.for 12 lawnIntensity, I1= 12×IWe…
Q: Marvin the robot was instructed to drive a sports car into a brick wall for a safety test. A few…
A: Frequency of the car horn f=750 Hz, the frequency of the beats due to interference between car horn…
Q: The distance between a node and the immediate next antinode is...
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Q: A school of dolphins is searching for a meal and uses echolocation to satiate themselves. They find…
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Q: Two o egan pipes, open at both ends, au sounded together 4 5 beats are heard per second. The length…
A: We need to compute-Length of other pipel2=?The data given as-No. of beatsn1-n2=5Length of shorter…
Q: Sound travels at a speed of 333 m/s in the air, thus, in 1 s, a distance of 333 m is travelled by:…
A: Sound waves travels is in form of mechanical waves.
Q: A pulse in a string is traveling towards a rigid wall. The reflected pulse be inverted. Incident…
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Q: in wavelength Two sources of sound produce waves differing by 12m. If the frequencies of sound are…
A: We need to compute-Velocity of sound in air (V)=?The data given as-Two frequencies of sound…
Q: During take off the sound intensity level of a jet engine is 120 Dan at a distance of 28 m what…
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Q: The frequency heard by person driving at 40m/s toward on blowing whistle at 1300Hz and the speed of…
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Q: A male alligator emits a subsonic mating call that has a frequency of 18 Hz by taking a large breath…
A: Given,alligator emits frequency, f = 18 Hzalligator chest behave as a pipe open at one end.
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