Which of these is the reason why sound can be propagated away from the source? a. condensations have higher pressure than normal air b. rarefactions expand the air c. condensations increase amplitude d. rarefactions increase wavelength
Q: 1. The speed of sound wave depends on ______________. A. pitch B. loudness. C. temperature D.…
A: "As per the guidelines i solved the first question alone". 1. The expression for velocity of the…
Q: 1. Sounds waves are disturbances in air molecules that move at 343 + m/s. Pitch is a measure of a…
A: Sound waves move at a speed Music has a pitch of frequency
Q: A creature can detect very small objects, such as an insect whose length is approximately equal to…
A: bat emits chirps at a frequency of 65kHz f=65×103 Hz speed of sound in air is 340m/s v=340 m/s…
Q: A window whose area is 1.5 m² open onto a street. Sound at an intensity level of 75 dB enters the…
A: Since you have asked multiple questions, here the first question is incomplete so we will solve the…
Q: 2. a The first upper tone frequency of an open organ pipe is 500 Hz. If it spreads fast noise in the…
A: THE question can be answered as follows
Q: What is the time period of a sound wave with velocity 250 m/s in air and a wavelength of 0.50 m?…
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Q: 1- Is Intensity an acoustic variable? A. True B. False
A: 1. yes ,intensity is acoustic variable. ANS:True
Q: 20. You dip your finger into a pan of water twice each second, producing waves with crest that are…
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Q: An open tube produces the third harmonics sound of 600 Hz. Which of the following statement(s)…
A: Given that, third harmonics with frequency 600HZ
Q: Q 15 A doctor using 3 MHz ultrasound measures a 6500 Hz frequency shift as the ultrasound reflects…
A: Considering the data, F = 3 MHz ΔF = 6500 Hz Velocity of sound in body = 1540 m/s Density, ρ = 1060…
Q: An airplane makes a complete half circle of 75 meters radius, towards left, when flying at 350 km/h.…
A: Given that,v=350 Km/hr=350×518=97.22 m/sRadius, R=75 mMass=400 kg, Radius of gyration=0.3 mEngine…
Q: A free open-ended instrument has an air column length of 108 cm. What is the wavelength of the 3rd…
A: Given data: The length of air column is L=108 cm.
Q: 1. When a sound wave goes from air into water, the quantity that remains unchanged is its
A: Given that 1. We have to answer the property of sound wave in different medium 2. We have to show an…
Q: Assuming that you have normal hearing, why would your voice appear louder when your plug both ears?
A: The correct answer is option B i.e. The amplification of competing environmental sound by the middle…
Q: 14. You are standing 20.0m from one sound source and 60.0m from another. Both are outputting the…
A: In this problem first draw a diagram of source. S1 is first source and S2 is second source.…
Q: Problem 1: Wave Resonance Exploration a. You are conducting an experiment to explore resonance in a…
A: The objective of the question is to calculate the first three resonant frequencies for a string…
Q: 3. The speed of sound on any given string is given by the formula F m Where Fis the force along the…
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Q: A string that is fixed at both ends has a length of 4.46 m. When the string vibrates at a frequency…
A:
Q: A listener triples his distance from a source that emits sound uniformly in all directions. By how…
A: Intensity at distance (d) from the source is calculated aswhere,P is the power sourced is the…
Q: 14. Karen flies a motorized toy airplane with a frequency of 200 Hz in a circle with a speed of 18.0…
A:
Q: uppose and down at the surface. The setup uses a 10-W motor and has a period of 1.0 s between bobs.…
A: POWER = P = 10 Wtime = t = 1 sec
Q: A sound source emits an audible frequency of 512 Hz. Which would cause a greater Doppler shift in…
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Q: Oscillation of a 600 Hz sets up standing waves in a string clamped at both ends. The hanging mass,…
A: The hanging mass, m=10.2 kg The mass density of the string, ϕ=0.625 g/m=0.625 gm×10-3 kg1…
Q: 11. In a transverse wave A. the solid portion of the medium moves perpendicular to the liquid…
A: Transverse wave is a wave in which oscillations are perpendicular to the waves advance.
Q: 7. The oscillations in air pressure representing the sound wave for a musical tone can be modeled by…
A: Given Data:The equation of the sound wave is..To Draw:The complete cycle of the given sound wave.
Q: A string on a guitar produces 431 Hz sound. How to increase the pitch of the sound produced by the…
A: Remember that frequency/pitch of sound produced by the string is given by: f = V/λ = Tμ Option A:…
Q: A sound source that has a frequency of 500 Hz moves at a speed of 15 m/s approached a silent…
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Q: A person stands between two speakers driven by the same source. Each speaker produces a tone with a…
A: What is a Constructive Interference?A constructive interference is a situation where the resultant…
Q: When two waves with equal intensities are in phase, the wave disturbance is doubled. O a. False O b.…
A: Option b. True is correct
Q: 53. The first harmonic of a standing wave in a slinky can be determined by? A. Two nodes and 1…
A:
Q: 8. A particular survey ship sends a SONAR pulse straight down. The echo returns 6 seconds later. How…
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Q: 1. Which of the following statement is the least accurate? a. Ultrasonic scalers convert sound…
A: 1. B. Rotary scalers convert air pressure into mechanical vibration is the least accurate statement.…
Q: Part 1 of 8- Conceptualice Think about what quantities the students must measure or calculate to…
A: The first option suggests using range equation to solve for launch equal, the range equation only…
Q: Doppler effect is not observed in the sound wave. Choose one correct example from the given…
A: The correct answer is option (c).
Q: A sound wave produced by a clock chime is heard 0.15 m away 1.5 s later. a. What is the speed of…
A: Given data: Distance (d) = 0.15 m Time (t) = 1.5 s Frequency (f) = 436 Hz Required: The speed (v),…
Q: 6. A heavy piece of hanging sculpture is suspended by a 90-cm-long, 5.0 g steel wire. When the wind…
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Q: ON 20 The velocity of sound in a certain medium is 1000 m/s. If sound wave has a frequency of 500…
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Q: Which of the following media cannot support a transverse wave? a. The atmosphere b. A steel bar C.…
A:
Q: Transverse waves on a string have a speed of 8 m/s, amplitude 70 mm and wave length 320 mm. The…
A: speed of the wave is v=8 m/s wavelength of the wave is λ=320*10-3 m a)relation between frequency…
Q: Sound can either be pleasing or distracting. Musical instruments such as piano creates sound that is…
A: Noise-cancelling headphones were originally created for airplane pilots to improve their comfort on…
Q: you are playing a non-harmonic or percussion instrument and you change the number of overtones of a…
A: Option (B) is correct.It is hard to say because most percussion instruments don’t have a strong…
Q: Two sound travel in the same direction in a medium. The amplitude of each wave A andi the phase…
A: Given:Two sound waves travells in the same direction in a medium.Each have amplitude of A.Phase…
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