Where does sound's kinetic energy end up after it travels through the atmosphere?

Q: dolphin located in sea water at a temperature of 25°C emits a sound directed toward the bottom of…

A: Given data :     Depth of the ocean = 430 m     Temperature of sea water = 25°C Speed of sound in…

Q: The intensity (I) of a source of sound is 10 °Wm . I, = 10 -12 Wm . What is the sound level of 10…

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Q: A sound of 50 dB is O 16 times as loud as a sound of 20 dB 10 times as loud as a sound of 20 dB…

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Q: We can be heard in an adjoining room even when we are talking in another room with doors tightly…

A: Sound is referred as vibrations of particles in a transmission medium which propagates as an…

Q: True or False  Sound wave energy can be transferred to matter, causing that matter to vibrate

A: True , sound wave energy can be transferred to matter ( mass not tranfer) ,due to which transfer of…

Q: consider a vibrating string that makes a sound wave shown above. what is the frequency of the…

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Q: Why is the speed of sound in dry air at 0 degree C?

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Q: What are the longest and shortest wavelengths of sound that can be heard by a bat in air where the…

A: Bats use echolocation to navigate and hunt, emitting ultrasonic sounds and then analyzing the echoes…

Q: In a sound wave, a displacement node is a pressure antinode and vice versa, Why?

A: NodeNode is the point where amplitude of oscillation is minimum, i.e. displacement is minimum. We…

Q: In a typical demonstration a ringing bell is placed under a glass jar. As a pump slowly removes air…

A: In a typical demonstration, a ringing bell placed under a glass jar cannot be heard as we pump out…

Q: An ambulance siren has a frequency of 1200 Hz and is moving towards you with a speed of 22 m/s.…

A: The number of waves flowing through a spot in a unit of time is known as frequency. The distance…

Q: In order for sound to be "heard" it must first vibrate the small bones in the inner ear against the…

A: Bony structure called Helicotrema

Q: The pain threshold of sound level is 120 db 160 db O 140 db

A: The pain threshold of sound level is at range between 120-140 dB. 120 dB is the sound of an airplane…

Q: at a distance of 4 m from a fan exerting 50W of mechanical energy, estimate the sound level if the…

A: distance (d) = 4 m Power of fan (P) = 50 W Io = 10-12 Wm2

Q: Discuss the effect of density , pressure, temperature on the velocity of longitudinal waves in air.

A: Longitudinal waves are the kind of waves in which particles of wave vibrate parallelly to the…

Q: Write an expression for the displacement of a 60 Hz sound wave that is traveling through air which…

A: Given that,f=60HzT=20°cSpeed of sound at 20°c is given byV=331+0.6T       equation 1put T=20 in…

Q: What is the speed of sound in air that has a temperature of 304.2 K?

A: Given data:  Temperature (T) = 304.2 K Required: Speed of the sound in air

Q: The area were the molecules are least crowded in a sound wave is called the _

A: The area were the molecules are least crowded in a sound wave is called the _Rarefaction

Q: If a bell is ringing inside a bell jar, we can no longer hear it when the air is evacuated, but we…

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Q: A sound wave has an intensity of 5.24×10−5Wm2.  What is its intensity level?

A: Given that intensity of the sound wave then we have to determine the intensity level of the sound…

Q: The sound produced by the speakers at a rock concert has a power of 0.141 W. What sound intensity do…

A: Given Power is given as P=0.141 W Distance of the person from the speakers is r=16.5 m   We have to…