A bat can detect small objects, such as an insect, whose size is approximately equal to one wavelength of the sound the bat makes. If bats emit a chirp at a frequency of 64.0 kHz, and if the speed of sound in air is 340 m/s, what is the smallest insect a bat can detect?

Q: A certain metal with atomic mass 2.2×10-25 kg has an interatomic bond with length 2.2×10-10 m and…

A: Given:  m = 2.2×10-25 kg d = 2.2×10-10 m K = 46 N/m

Q: A typical sound level for a buzzing mosquito is 35 dB, and that of a vacuum cleaner is approximately…

A: Given, sound level for a buzzing mosquito=35dB sound level for vacuum cleaner=65dB

Q: Standing waves are formed inside a cylindrical tube with one end closed and the other end open to…

A: Given:-             For one end open and closed tube is:                        f = ν4 L

Q: he ear canal is an open-closed tube for sound waves. A person has ear canal 3 cm long. Sound speed…

A: ear canal is open closed tube at open end there is antinode. at closed end there is node. distance…

Q: On the planet Arrakis a male ornithoid is flying toward his mate at 25.0 m/s while singing at a…

A: It is given that, vs=25 m/sfs=1200 HzfL=2400 Hz

Q: One way to tell if a mosquito is about to sting is to listen for the Doppler shift as the mosquito…

A:

Q: A bird is flying directly toward a stationary bird-watcher and emits a frequency of 1280 Hz. The…

A:

Q: hat is the length in meters of a closed organ pipe with a fundamental frequency of 49 Hz? Speed of…

A: Length of closed organ pipe L = λ / 4 λ = 4 L Because length between node and antinode is λ / 4…

Q: Image the blood's speed? [No That i

A: The reflected wave dropper shift as,

Q: An ambulance approaches a pedestrian at a constant speed of 25 m/s.  The ambulance siren is at a…

A: The frequency heard by the observer when the source is moving towards the observer is given by…

Q: police car siren has a frequency of 850 Hz. If you hear this siren to have a frequency that is…

A: Given that            Car siren has a frequency of (fsource) = 850Hz            The frequency that…

Q: Dolphins emit clicks of sound for communication and echolocation. A marine biologist is monitoring a…

A: We are given speed of sound in water. We are also given apparent frequency heard by observer which…

Q: what would be the perceived frequency of the listener

A: Emitted sound frequency, fs= 100Hz Velocity of the sound, v=350m/s Velocity of the moving trumpet,…

Q: A bat can detect small objects that are roughly the same size as the wavelength of the sound they…

A: Given data: Frequency (f) = 60 kHz Speed (v) = 330 m/s Required: Wavelength (λ)

Q: A bird is flying directly toward a stationary bird-watcher and emits a frequency of 1390 Hz. The…

A:

Q: The driver of a car traveling 27.0 m/s sounds his horn as he approaches an intersection. If the horn…

A:

Q: Sea lions are able to hear frequencies of sound from 200 Hz to 50 kHz.  The speed of sound in air is…

A:

Q: A typical sound level for a buzzing mosquito is 39 dB, and that of a vacuum cleaner is approximately…

A:

Q: A bird is flying directly toward a stationary bird-watcher and emits a frequency of 1370 Hz. The…

A: Data Given ,  Frequency emits by bird ( fs ) = 1370 Hz Frequency hears by bird watcher ( f0 ) = 1430…

Q: Standing at a crosswalk, you hear a frequency of 600 Hz from the siren of an approaching ambulance.…

A: Given data The frequency of the siren from approaching the ambulance is f1 = 600 Hz. The frequency…

Q: A bird flying directly toward a stationary bird watcher and emits a frequency of 1100 Hz. The bird…

A: Given that,Frequency emitted by the bird, fs=1100 HzFrequency heard by the bird watches, f0=1150…

Q: A train passes by a little boy at the depot.As it moves away from the boy at 65m/s, the whistle…

A:

Q: A bird is flying directly toward a stationary bird-watcher and emits a frequency of 1175 Hz. The…

A:

Q: The speed of ultrasound in human body is 1540 m/s. A procedure is performed with a frequency of 2…

A:

Q: he amplitude of a sound wave is measured in terms of its maximum gauge pressure. By what factor does…

A: Given: The sound level is ∆β=36 dB. The expression for sound level is: ∆β=10 dBlog10A2A12 Here, A1…

Q: On a 20°C°C night, a bat hovering in the air emits an ultrasonic chirp that has a frequency of 45…

A: It is given that, the temperature of the air is T=20°C the frequency of the source is f=45…

Q: A sound source with a frequency of 650 Hz moves away from a stationary observer at a rate of 30m/s.…

A: We have given  Speed of source Vs = 30 m/s  Frequency of sound  fs = 650 Hz  As observer is…

Q: sound travels at 1540 m/s in body tissue. If an ultrasound device sends out a frequency of 10 MHz,…

A: Given, Speed of wave, v = 1540 m/s Frequency of sound, f=10 MHz=10×106=107 Hz

Q: 39 The engine of a race car produces a sound with a frequency of 350 Hz. The car is moving at 85…

A:

Q: Two students hear the same sound and their eardrums receive the same power from the sound wave. The…

A: Given; Let there be two students A and B.  Both receives the same power from sound wave i.e. PA =…

Q: A musical instrument produces a sound with a frequency of 320 Hz and a wavelength in the air of 1.15…

A:

Q: A bat is using echolocation to find insects at night. If the bat emits a high frequency chirp and…

A: Given, The bat emits a high frequency chirp and hears an echo 0.031 s later. Temperature of air is…

Q: A sound source with a frequency of 725 Hz moves away from a stationary observer at a rate of 15m/s…

A: When there is a relative motion between the observer and the source, the observed frequency of the…

Q: Given the speed of sound is 331 m/s in air, and a sound wavelength of 8.36 m, what is the frequency…

A: Given data :- speed of sound v = 331 m/s wavelength λ= 8.36 m

Q: The warning tag on a lawn mower states that it produces noise at a level of 99.0 dB. What is this in…

A:

Q: A 2nd harmonic sound wave fills an empty glass jug 60 cm long. If it moves at 340 m/s, what is the…

A:

Q: A source of sound is moving at 10 m/s towards a stationary listener while producing a 1000 Hz pure…

A:

Q: Problem 9:  One day when the speed of sound in air is 343 m/s, a fire truck traveling at vs = 34 m/s…

A: Since you have asked multiple questions in a single request, we would be answering only the first…

Q: f sound in air at 20 oC is 344 m/s. (a) What is the wavelength of a sound wave with a frequency of…

A: Given data :Speed of sound in air at 20°C  is  (v)  =344 m/s(a) Frequency of sound wave (f) = 784…

Q: Standing at a crosswalk, you hear a frequency of 590 Hz from the siren of an approaching ambulance.…

A: Given that:  The speed of the sound is v=343 m/s The speed of the observer is zero, it is at rest.…

Q: a medical imaging system sends a soundwave through a piece of bone. the speed of sound through bone…

A: Given data: Speed (v) = 3500 m/s Time (t) = 275 μs Required: Thickness of the bone

Q: A bat emits squeaks that have a frequency of 1.25 x 105 Hz. If the speed of sound in air is 325 m/s,…

A:

Q: A particular string instrument has a string with a length of 0.5 m. It has a fundamental frequency…

A: Given: Length of string = 0.5m Fundamental frequency f = 330 Hz