i) Sketch a graph of displacement against time for the sound waves emitted by a mosquito.

Q: A group of hikers hears an echo 4.90 s after shouting. How far away is the mountain that reflected…

A: Write the given values with suitable variables. t=4.9 sv=347 m/s Here, t denotes the time and v…

Q: A train whistle is heard at 750Hz as the train approaches a town. The train cuts its speed in half…

A: Given:  The frequency of sound heard before slowing, f1 = 750 Hz  The frequency of sound heard after…

Q: A ship uses sonar to determine the depth of the seafloor. If the time between the emission of the…

A: Given  Speed of sound (v) = 343 m/s    Time between  taken by Sonar to emit  and  to detect after…

Q: TI A mother hawk screeches as she dives at you. You recall from biology that female hawks screech at…

A:

Q: Coherent red light (wavelength 650 nm) is shined on a Young's Double Slit Apparatus. What slit size…

A: Since you have posted two different questions, we will solve first one only as per Q&A…

Q: Bats can detect small objects such as insects that are of a size approximately that of one…

A:

Q: A bird is flying directly toward a stationary bird-watcher and emits a frequency of 1220 Hz. The…

A: Frequency of sound emitted by a bird (f) = 1220 Hz Frequency heard by a stationary bird watcher (f')…

Q: A bat can detect small objects, such as an insect, whose size is approximately equal to one…

A: As we know that the wavelength is called to be the ratio of the speed of the wave to its frequency.…

Q: Air temperature in the Sahara Desert can reach 56.0°C (about 134°F).   What is the speed of sound,…

A:

Q: (Problem 4-2 in P³) A transverse wave pulse, described by 4 y = x² + 2 is initiated at t = 0. (a)…

A: The given equation, at t=0 y=4x2+2 ...(1) The progressive general form of a wave equation is given…

Q: On December 26, 2004, a great earthquake occurred off the coast of Sumatra and triggered immense…

A: The wavelength of the tsunami, λ = 800 km = 800×103 m The time period, T = 1hr = 3600 s

Q: A bat uses echolocation

A: Given: Frequency f=61.0 kHz=61.0*103Hz Speed of sound in air is v=343m/s.

Q: 5 Earthquakes generate sound waves inside Earth. Unlike a gas, Earth can experience both transverse…

A:

Q: bat can detect small objects, such as an insect, whose size is approximately equal to one wavelength…

A:

Q: One day when the speed of sound in air is 343 m/s, a fire truck traveling at vs = 33 m/s has a siren…

A: Given:-  The speed of the sound is v = 343 m/s  The fire truck traveling with the velocity of vs= 33…

Q: 4. An observer is standing on the platform of a railway station. A train goes through the station…

A: Speed of sound in air is Decrease in sound when the vehicle crosses the observer is Find:The speed…

Q: muzzle speed of 180 m/s, and the person hears the bullet strike the target 1.20 s after firing it.…

A:

Q: A bat uses echolocation to detect prey as small as about 1 wavelength of the sound of a bat call.…

A: Given: f = 59.3 KHz = 59300 Hz v = 339 m/s Smallest size will be equal to the wavelength.

Q: A bat can detect small objects, such as an insect, whose size is approximately equal to one…

A: given data  f=60 kHz v=340 m/s

Q: A bat can detect small objects, such as an insect, whose size is approximately equal to one…

A: Given,        frequency (f) = 51.0 kHz                            =  5.1 * 104 Hz   speed of sound…

Q: A bat can detect small objects, such as an insect, whose size is approximately equal to one…

A: Given data:  Frequency (f) = 5.89×104 Hz Speed of sound (v) = 343 m/s

Q: While floating in the ocean, a dolphin emits a sound wave directed toward the hull of an ocean liner…

A: Given   Distance between dolphin and hull  (d) = 424 m Water temp   =  25 degree C Speed of sound in…

Q: My heart beats 124 times in two minutes. Determine the frequency of my heartbeat. O 2.0 Hz O 0.48 Hz…

A:

Q: A pin with a mass of 0.15 g falls from rest on a table 1.0 m high. Upon reaching the floor, 0.02% of…

A:

Q: -3 A 11 5 3 N 18 2 3

A:

Q: bat can detect small objects, such as an insect, whose size is approximately equal to one wavelength…

A: Given Data: The frequency emitted by a bat is: f=7.69×104 Hz The speed of sound in air is: v=343 m/s…

Q: Calculate the intensity level of a plane just leaving the runway having sound intensity of about…

A: D

Q: What are the factors that affect the speed of sound in air? Explain.

A: Speed of sound depends primarily on the density and viscosity of the medium through which it…

Q: A source emits sound waves isotropically. The intensity of the waves 1.80 m from the source is 2.30…

A: Given data: Distance (r) = 1.80 m Intensity (I) = 2.30×10-4 W/m2  The energy of the wave is…

Q: the speed of sound in stationary air vs=330m/s, a train leaves the station with a speed of u=30m/s,…

A: : Speed of sound in stationary air (): Speed of the train ()

Q: Q5) Problem 37 Page 837 How many times a minute does a boat bob up and down on ocean waves that have…

A: λ= 40 mv=5 msecNow since v=f×λ

Q: How would the length of time it takes a sound wave to return to a whale differ from the time it…

A: Sound waves Travel Faster in Water than Air, and this is because the water particles are packed more…

Q: A dolphin in seawater at a temperature of 25°C emits a sound wave directed toward the ocean floor…

A: Given:distance between sea floor and dolphin, x= 138 mspeed of sound in seawater, v = 1533…

Q: A group of hikers hears an echo 1.10 s after shouting. How far away is the mountain that reflected…

A:

Q: Caitlin is out in her speedboat on the lake with her friends Peter and Selvana in a dense fog even…

A: Given Data:Speed of the sound (v) = 343 m/s.