Sound travels fastest in a. air. b. water. c. a vacuum. d. steel.
Q: You are most sensitive to A sounds of very low frequency. B sounds of very high frequency.…
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Q: 5. A plane travels horizontally at 1.25 times the speed of sound. If a shock wave is felt 10 seconds…
A: Given, V=1.25 Vs From Triangle ABC, Sin θ = Vst / Vt Sin θ = Vs/ V Sin θ = Vs/ 1.25 Vs Sin θ = 1…
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: Some animals like dogs can hear the sound which has frequency, range from 10 Hz to 10 kHz O b. any…
A: Dog can hear a sound in range.
Q: 20.) If the following types of medium are the same temperature, sound would typically travel the…
A: The correct option is (c), i.e., Solid. The speed of the sound depends on the medium which is…
Q: What is the difference in sound levels of two sounds having intensities of 10 and 500 µW/cm^2? A. 13…
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Q: What is the wavelength of the sound emitted by the siren (ambulance siren) whose frequency is 1480HZ…
A:
Q: The speed of sound depends on the __________ of the medium.
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: A sound wave in air has a frequency of 500 Hz and a wavelength of 68 cm. What is the air…
A:
Q: threshold into
A: correct option is b
Q: 6. A trailer truck traveling east at 32.0 m/s sounds a 1100 Hz horn. What is the wavelength of the…
A: Speed of truck (vs) = 32 m/s towards eastFrequency of horn(fo) = 1100 HzThe speed of sound…
Q: As long as a wave stays in the same medium, the wavelength is Select one: O a. inversely…
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Q: 6. A train approaching a crossing sounds its horn with a frequency of 750 Hz. An observer standing…
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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: 11. If 1 bug makes a sound of 8 dB then what will 25 bugs sound like?
A: 11) Given, Sound intensity level of 1 bug is 8dB.
Q: what is the wavelenght of a carrier wave with a frequency of 100 megahertz? a. 3.0m b. 7.5m…
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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: The wave which cannot propagate through a vacuum is: O a. non mechanical wave O b. sound wave O C.…
A: the waves which do not pass through the vacuum are called mechanical waves.
Q: 10 A. How does the speed of sound in air compare with its speed in water and in steel? Reference…
A: The speed of sound varies significantly depending on the medium it travels through. In general, it…
Q: Determine the difference in the wavelength of a 440HZ sound wave travelling through air at 22°C, and…
A: Wavelength is the characteristic of progressive wave. It is the distance between two identical…
Q: When a sound wave creates a standing wave in a pipe that is closed at one end, the closed end of the…
A: The closed end of pipe is usually considered as pressure node when a sound wave creates a standing…
Q: On increasing the temperature, the speed of sound in air: a. first increases then become constant b.…
A: Speed of sound in air with temperature is given by v=331+0.61T where v is speed and T is…
Q: 13. The speed of sound in air is 344 m/s at 20.0°C. Calculate the wavelength of a sound wave of…
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Q: The audible range for humans is ________. Choose one answer. a. 20-20,000 Hz b. less than 300…
A: Required: Frequency range of audible sound for humans
Q: Which of the following physical properties has NO effect on loudness? a. frequency b. intensity c.…
A: The physical property has NO effect on loudness is:
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: The pitch of a sound is dependent upon which of the following? a. intensity of harmonics b. number…
A: Pitch of the sound determined with the help of frequency of the sound wave. pitch of the sound…
Q: 98. Two sources A and B are sending notes of frequency 680 Hz. A listener moves from A to B with a…
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Q: The waves in which particles of the medium vibrate about their mean position perpendicular to the…
A: Given Particles of the medium vibrate in perpendicular direction to the direction of propagation of…
Q: velocity of a sound wave
A:
Q: The frequency of a mechanical wave, that has a wavelength of 8.5 cm and moves a distance of 5.1 km…
A: Given information: The wavelength of the wave (λ) =8.5 cm = 0.085 m The distance traveled by the…
Q: 6. The frequency of a tornado siren is 600 Hz. If a cyclist is moving toward the siren at 12 m/s in…
A: Ans:
Q: A string on a guitar has a fundamental frequency of 110 Hz. Find the frequency of its 4th overtone.
A: We have the fundamental frequency of the string fo. It is the frequency of the first harmonic.…
Q: E10. What is the frequency of a sound wave with a wavelength of 0.85 m traveling in room-temperature…
A: The formula for frequency is given by f=v/λ…
Q: What happens to the frequency of the sound that you hear if the source is moving towards you? a.…
A: Doppler effect is defined as the variation of the observed frequency of a sound when there is the…
Q: What happens to the speed of sound in air in an increasing temperature? a.decreases b.increases…
A: 1. If temperature increases the speed of sound in air also increases. Speed of sound is directly…
Q: . The sound of a loud rock concert (at 100 decibels) is how much louder than the sound of rustling…
A: decibel scale is logarithmic scale.every 10 decibels you add multiplies the intensity of the sound…
Q: In which medium sound cannot travels? O a Liquid O b. Vacuum O.c. Solid O.d. Gas
A: Sound travels as a pressure wave and needs atoms to transmit itself. Thus, any medium that contains…
Q: If a train of pulses moves into shallower water as it approaches a shore,A. The wavelength…
A: wave train move towards shore
Q: It is the penetration of sound waves through materials A. Transmission B. Reflection D.…
A: given that,sound waves are penetrating through materials
Q: Three polarizing sheets are placed in a stack with the polarizing directions of the first and third…
A: Given Three polarizers with 1st and 2nd polarizer directions are perpendicular to each other . Our…
Q: 17. Which of the following best describes the relationship between the speed of sound and the type…
A: Here, the speed of sound waves through the air and solid are compared. We know that , distance…
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