An average eardrum has an area of about 5.0x10-5m2. What is the force in Newton's exered on an eardrum if you are at the bottom of a water filled pool that is 2.39 meters deep? Use g=9.8 m/s2 and assume 3 figures in your answer.

Q: What frequency of sound traveling at 20 degrees Celsius has a wavelength of 1.7 m?

A: Given, Speed of sound travelling at 20 °C=343.1 m/s wavelength=1.7m

Q: A stone is dropped into a well. The sound of the splash is heard 5.16 s later. What is the depth of…

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Q: If you drop a rock from a height of 20 m into a lake, how long does it take before you hear the…

A: Given that a rock is dropped from the height of 20 m . We have to calculate the time taken by the…

Q: What is the energy of a wave, if its frequency is 3.2 x 1015 hz?

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Q: If a wave has a wavelength of 2 m and a frequency of 20 Hz, what is the speed of the wave? A 10 m/s…

A: Given  Wavelength of wave                              λ = 2 m Frequency of wave…

Q: child dropped a ball from a building. The sound of it hitting the water of the swimming pool below…

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Q: have a frequency of 11 Hz and a wavelength of 5 meters. w

A: Given values:- Frequency of water wave,(f)=11 Hz -----(1) Wavelength of water wave,(λ)=5 m----(2)…

Q: The frequency of 24 HZ corresponds to a time period of?

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Q: You place your ear onto a steel railroad track and hear the sound of a distant train through the…

A: Let ta be the time taken to reach the sound through air and ts be the time taken to reach the sound…

Q: 29. Ocean waves lap against a deserted beach once every 5 seconds. If there are about 10 meters…

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Q: The sound waves travel with speed 568 m/s. If is wavelength is 8 cm

A: We know that the relationship between the  wavelength and frequency is given as  λ= vf where v is…

Q: What is the wavelength of an unidentified wave that has a wave speed of 50 m/s and a frequency of 15…

A: The wave length of the unidentified wave will be 3.3 mm

Q: Estimate the force exerted on your eardrum by the water above you when you are swimming at the…

A: Answer Given  Swimming pool depth, h = 4.37 m Cross sectional area of eardrum A = 1 cm2 = 1×10-4 m2…

Q: The time required for a sound wave (v-340 m/s) to travel 20m at a frequency of 512 is

A: given ,  For a sound wave , speed , v = 340 m/s traveled distance , x = 20 m Frequency , f = 512 Hz…

Q: a wave has a wavelength of 2 m and a frequency of 20 Hz, what is the speed of the wave A 10 m/s В 18…

A: Given value--- wavelength = 2 m . frequency = 20 Hz. We have to find--- wave speed ?

Q: Andrea was watching her brother in the ocean and noticed that the waves were coming into the beach…

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Q: Estimate the force exerted on your eardrum by the water above you when you are swimming at the…

A: The liquid pressure at a point inside the liquid at a depth of h from the liquid surface is given…

Q: A sound wave travels at a speed of 339 m s-1. If its wavelength is 1.5 cm, what is the frequency of…

A: Speed (v) of sound = 339 m s−1 Wavelength (λ) of sound = 1.5 cm = 0.015 m

Q: A wave traveling 85 m/s has a wavelength of 5.0 m. What is the frequency of the wave (in Hz)?

A: We need to calculate the frequency of the wave, given the speed and wavelength of the wave.

Q: - If a thunder is heard by a man 4 seconds after the lightning is seen, how far is the lightning…

A: We know that light travels at speed of light( which is very large). Thus, Lightning seen as early as…

Q: The velocity of sound waves in air is approximately 340 m/s. What would be the frequency of a sound…

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Q: What is the wavelength in metres of a sound wave , frequency 4.4 travelling at 330m/s

A: The frequency and wavelength of any sound wave are related as V=νλV is the velocity of the sound…

Q: The speed of sound in air at 20 C is (Use Speed of Sound at 0 C = 331 m/s and K = C + 273) Select…

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Q: Determine the area of the area below: R700.0 R300.0 920.0

A: As shown in figure we divide area in four part as shownn in figure. Area DEGF and area GEC are…

Q: A sound wave has a frequency of 15,250 Hz and travels 22.15 m in 11.85 s. What is the velocity of…

A: Write the given values with suitable variables. f=15250 Hzd=22.15 mt=11.85 s Here, f denotes the…

Q: The speed of sound under water is 1400 meters per second. If a rock collides with the ground and the…

A: Formula of speed is as follows; v=dt                                      1)d= distance…

Q: If a wave has a wavelength of 10m and a frequency of 200 Hz, what is the speed of the wave? 2000 m/s…

A: Given- Wavelength λ=10 mfrequency f=200 Hz

Q: Microwaves used in microwave ovens often have a wavelength of about 25cm. What is the frequency of…

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Q: Crests of an ocean wave pass a pier every 12 s. If the waves are moving at 7 m/s, what is the…

A: Given data :               Period of the wave, T = 12 s               Speed of the wave, v = 7m/s…

Q: A 1.5 Hz continuous wave travels on a Slinky. If the wavelength is 2 m, what is the speed of waves…

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Q: What is the speed of a water wave of frequency 2Hz and wavelength 1.5m?

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Q: You place your ear onto a steel railroad track and hear the sound of a distant train through the…

A:

Q: Water waves have a frequency of 11 Hz and a wavelength of 5 meters. What is the period of these…

A: Given data:  Frequency (f) = 11 Hz Wavelength (λ) = 5 m Required: Period (T)

Q: A sound wave has a frequency of 6,820 Hz and travels 1001 m in 1.356 s. What is the velocity of the…

A:

Q: A stone is dropped into a well. The sound of the splash is heard 6.07 s later. What is the depth of…

A:

Q: Frequency is expressed in a. Second b. Nanosecond c. Hertz d. Megahertz

A: The number of periods or cycles per second is called as frequency.

Q: a sound wave has a frequency of 3000 hz. what is the distance between crests

A: Given: The frequency of the sound wave is 3000 Hz. Introduction: The distance between the two crests…

Q: why a sonic boom occurs when something travels faster than the speed of sound.

A: Sound, as a wave travels with a finite speed. At standard atmospheric conditions of 20° Celsius,…

Q: A water wave has a frequency of 329 Hz and a wavelength of 5 meters.  What is the speed of the wave?

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Q: Estimate the force exerted on your eardrum by the water above you when you are swimming at the…

A: There are two types of quantities, namely Scalar and Vector quantities. Scalar quantities are those…

Q: Sound travels about 750 miles per hour. If you stand in a canyon and sound a horn, you will hear an…

A: Speed of sound (v) = 750 miles per hour time taken to hear an echo (t) = 3.5 secondsLet the distance…

Q: If sound travels 262 miles in 5 minutes how far does it travel per minute?

A: Given  Distance ,D = 262 miles  Time taken ,T = 5 minutes  Speed , V = distance travel per minute

Q: A wave traveling 77m/s has a wavelength of 2.6 m.  What is the frequency of the wave in Hz?…

A: Given:  Wavelength (λ) = 2.6m Wave speed (v) = 77 m/s Asked: Frequency (f) ?

Q: The speed of sound in day time is more than speed of sound in night time, because of: a. more…

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Q: If thunder is heard 26 s after a lightning flash is observed approximately how far away is the…

A: If thunder is heard 26 s after a lightning flash is observed approximately how far away is the…

Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.