A sound wave of amplitude 10 cm ant frequency 1000 Hz is travelling with velocity o 300 m/s. Calculate the displaceinent of a particle at a distance 3 m from the origin after 1.001 second.
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A: Given, Time, t= 5s, speed of sound, vs=343 m/s.
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Q: ssume that the speed of sound is 343 m/s at 20 degrees C. Also assume that a bat uses an ultrasonic…
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A: The sound intensity level at r1 = 0.5 m is β1 = 107 dB
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Q: A point source emit sound waves with an average power output of 80.0w. find the intensity of 3.00m…
A: The expression for intensity is I=P4πr2 Here, P is the power, I is the intensity.
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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: If the speed of sound in air is 340 metres per second, calculate (i) the waveleneth when the…
A: v=λt = λf 340 = 256 xλ λ = 1.328 m
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Q: #Consider the system as shown in Fig. 2. The pulley is massless and the whole system is…
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Q: Compute the speed of sound of air when the air temperature is 40°C. Express your answer in km/s
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Q: what is the lenght in cm of an open-open tube whose lowest reasonably frequency is 300
A: Lowest frequency, f = 300 Hz.Speed of sound, v = 343 m/s
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A: Given : An open pipe. Length, L = 1.5m Speed of sound in air, v = 343 m/s
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A: Given data : Wave length = λ Speed of sound = v To find :…
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Q: Marvin the robot was instructed to drive a sports car into a brick wall for a safety test. A few…
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- Establish the equation of harmonic wave travelling along the positive direcction of X-axis.When an object approaches you at Ma = 0.8, you can hearit, according to Fig. But would there be a Dopplershift? For example, would a musical tone seem to you tohave a higher or a lower pitch?Velocity of sound in air at room temperature is 340 m/s. An air column is 34 cm long. Find the frequency if its 5th overtone, if it is (1) closed at one end (2) open at both ends. (Neglect end correction).
- As a train moves awayfrom you, the frequencyof its whistle is determinedto be 475 Hz. If the actualfrequency of the whistleis 500 Hz and the speed ofsound in air is 350 m/s,what is the train’s speed?At the nearest houses the traffic on a motorway produces noise withan intensity of 10−6 W/m2. An expansion of the motorway with additional lanesis expected to double the traffic. Calculate the intensity level in dB before and afterthe motorway expansion.The shoutest length of resounding air column closed at one end is 7 cm when a tuning fork of frequency 480H12 is used. If inner diameter of tube is 3cm find velocity of sound is air.
- Imagine the time delay between the transmission and the arrival of the reflected wave of an ultrasound signal traveling through a region of someone's fattissue was 0.15 ms. Assume that the speed of sound through human tissues is 1540 m/s. then at what depht in cm the reflection ocurs?transversc obscrued be moving along wave is to lengthy rope with wove length ond 0.06 Hz OF 2.4 m Frequenay bc described by The transuersC OF ropes particles ais ploce men+ the can the equati on y (x,t) = A cos Lwt - Kx) and SOm observed that the mexi mum transuerst dis plocement IF about 1.Sm. a.) complete the equotion op by determining the Frequenay, and the wOue amplitude Wove speed ongular wave number the wave. b.) displacement oF the porticle at Find the trans verse 0.5 m at 2.0 s. c.) Find uclo city oF the partice at x=0.5 m the at te 2.0s. d.) Find the accelera tion OF the porticle at 1 • 0.5 at t= 2,05Find the frequency of overtone.
- An observer at sea level does not hear an aircraft flying at 6000-m standard altitude until 15 s after it has passed over head. Estimate the aircraft speed in m/s.Two sound noles have wavelengths 83 m and 83 m in air. These noter when 170 172 Sounded together produce 8 beats per second. Calculate the refocity frequencies of two notes. of sound in air and"iew Policies Current Attempt in Progress Tsunamis are fast-moving waves often generated by underwater earthquakes. In the deep ocean their amplitude is barely noticab but upon reaching shore, they can rise up to the astonishing height of a six-story building. One tsunami, generated off the Aleutian islands in Alaska, had a wavelength of 679 km and traveled a distance of 3410 km in 4.93 h. (a) What was the speed (in m/s) of the wave? For reference, the speed of a 747 jetliner is about 250 m/s. Find the wave's (b) frequency and (c) period. (a) Number Units (b) Number i Units (c) Number i Units eTextbook and Media Save for Later Attempts: 0 of 3 used Submit Answer 000