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Sound waves
Page 10
Questions (1,085)
You are standing 7 feet from one speaker and 10 feet from another. Both speakers are producing the same sound. If the combined
2 answers
asked by
Shae
682 views
A tuning fork is used to tune a piano key. The tuning fork has a set frequency of 455 Hz. The beat frequency is measured at 21
2 answers
asked by
Katy
654 views
A gun is fired in the air a distance of 900 m from a person. He hears the sound of the gun after 3 seconds. What is the speed of
4 answers
asked by
Shambhavi
659 views
Two loudspeakers emit sound waves along the x-axis. The sound has maximum intensity when the speakers are 14.0 cm apart. The
1 answer
asked by
Anonymous
670 views
Your sonic range finder measures the distance to a nearby building at 20m. The range finder is calibrated for sound traveling
2 answers
asked by
Cher
660 views
A loud speaker emits energy in all directions at a rate of 2.75 J/s . What is the intensity level at a distance of 25 m?
3 answers
asked by
Anisha
654 views
The siren of an ambulance has a frequency f=500 Hz. A pedestrian standing on a
sidewalk listens to this siren as the ambulance
2 answers
asked by
Jamie
671 views
The human eardrum has an area of 5.0×10–5 m2. (a) What is the sound power received when the incident intensity is the minimum
1 answer
asked by
janine ricca
660 views
a car sounds its horn as it travels at a steady speed of 15m/s along a straight road between two observers x and y. the observer
5 answers
asked by
mevan
646 views
Hi I am absolutely stumped on this question.
A loudspeaker is placed between two observers who are 110 m apart, along the line
2 answers
asked by
Joey
646 views
A train blows its horn as it approaches a crossing. A.) if the train engineer observes a frequency of 125Hz and a stationary
2 answers
asked by
Jared
661 views
The range of human hearing extends from approximately 20 Hz to 20,000 Hz. Find the wavelengths of these extremes at a
1 answer
asked by
Erika
652 views
train moving with speed 72 km h−1
emits a whistle of frequency 600 Hz. A person is standing stationary on the platform.
2 answers
asked by
Komal
638 views
a gun is fired at a distance of 24.3km away from man. he hears the sound after 27 second. find the speed of sound at which it
2 answers
asked by
ak
649 views
What would happen the the wavelength of an organ pipe if you fill it with helium instead of air? What would happen to the
2 answers
asked by
silly
643 views
What is the distance traveled in 22 s as a given sound moves through seawater at 25 C?
2 answers
asked by
Alyson
631 views
a 333 hz and 337 hz tuning forks are struck simultaneously. whats will be the beat frequency?
2 answers
asked by
Michael
633 views
The length of the auditory canal in humans averages about 2.5 cm. What is the second lowest
standing wave frequency for a pipe of
3 answers
asked by
Trace
617 views
A steel tube, which is closed at both ends, is filled with air. The air in the tube is vibrating at a frequency of 200·Hz. Use
4 answers
asked by
Shae
643 views
NEED HELP WITH ONLY PART C
Two 135.1.0-W speakers, A and B, are separated by a distance D = 3.6 m. The speakers emit in-phase
2 answers
asked by
sara
656 views
A Boy Stand At A Certain Distance From A Large Building And Blow A Whitle After 2.3s He Hear It Echo.He Move 50m Toward The
3 answers
asked by
DIMKA SULEIMAN
616 views
I don't know if anyone saw my questions, so I'll ask again. I'm in need of quick help.
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4 answers
asked by
Anonymous
639 views
For long range communication an elephant uses a low frequency rumble that is undetectable to human ears. One elephant can pick
2 answers
asked by
carly
622 views
Not at all sure where to start with this problem. Any help would be appreciated!
The siren of an ambulance has a frequency f=500
3 answers
asked by
Jamie
608 views
After giving an intense performance, a confused and disoriented flautist has wandered onto the motorway! They are playing a
3 answers
asked by
TOM
606 views
You are standing 5 feet from one speaker and 14 feet from another. Both speakers are producing the same sound. If the combined
2 answers
asked by
john
607 views
A student tries to produce notes of higher frequency by blowing a trumpet harder Discuss whether he will succeed?
2 answers
asked by
daniel
599 views
A string on a violin is tuned to vibrate at a fundamental frequency of 65.0 Hz. If the tension in the string were increased by a
2 answers
asked by
Orla
607 views
If you double the frequency of sound, you also double which of the following? A) All of these.B) None of these.C) wavelength.D)
1 answer
asked by
Kristie
602 views
A 30 hz sound is annoying or dissonant to the ear. If one clarinet plays a sound at a frequency of 360 Hz, at what frequencies
2 answers
asked by
Margaret alire
609 views
An old trick to find out if a train is coming is to put your ear on the rails of the track. Why is this more effective than just
2 answers
asked by
Kasey
593 views
A sound wave in air has a frequency of 240 Hz and travels with a speed of 334.7 m/s. How far apart are the wave crests
2 answers
asked by
Andrewk
573 views
Humans can hear sound frequencies ranging from about 20-20000 Hz. What is the shortest wavelength humans can hear (assuming
2 answers
asked by
Sandara
603 views
How fast should a car move toward you for the car's horn to sound 2.88% higher in frequency than when the car is stationary? The
2 answers
asked by
Jon
595 views
An approaching train produces the RP1 signal (attention signal) at 600 Hz . The train moves with the speed of 120 km/h. What is
2 answers
asked by
enrique
614 views
1. A sound is made by a speaker, which then radiates in all directions. The sound wave
is described by A(r) sin(2r - 600t) where
2 answers
asked by
kelsey
587 views
The range of human hearing extends from approxmately 20 HZ to 20 000 HZ. Find the wavelenghts of these extremes when the speed
2 answers
asked by
Katie
603 views
Help pzzzzzz
Sound in an empty room can be very loud,with many echoes.Describe three ways to make the room quieter?
3 answers
asked by
Nick
591 views
What wavelength of sound would a bat need to detect a 1cm diameter mosquito? Also, if it took 0.3 seconds for sound to return to
2 answers
asked by
Shelby
563 views
Two speakers are driven by a common oscillator at 870 Hz and face each other at a distance of 1.20 m. Locate the points along a
2 answers
asked by
julie
608 views
You are trying to overhear a juicy conversation, but from your distance of 15.0 , it sounds like only an average whisper of 35.0
3 answers
asked by
Nicole
577 views
1.How many meters away is a cliff if heard one half second after the original sound? Assume that sound travels at 343m/s on that
3 answers
asked by
robert
585 views
A car traveling at 24.3 m/s honks its horn as it directly approaches the side of a large building. The horn produces a long
2 answers
asked by
jean
598 views
What are the three longest wavelengths for standing sound waves in a 126-cm-long tube that is?
(a) open at both ends and (b) open
2 answers
asked by
lizz
599 views
A careless window washer dropped his water bucket from high up on a building. The sound of the bucket reached the window washer
3 answers
asked by
Dblaz
594 views
When at rest, two trains have sirens that emit a frequency of 300 Hz. The trains travel toward one another and toward an
2 answers
asked by
lucy
575 views
What are the three longest wavelengths for standing sound waves in a 124-cm-long tube that is (a) open at both ends and (b) open
2 answers
asked by
SB
572 views
A car traveling at 22.1 m/s honks its horn as it directly approaches the side of a large building. The horn produces a long
2 answers
asked by
help me
586 views
A boy yells towards a clikff and hears his echo 3.15 s later. If the air temperature is 12 degrees C, how far away is the cliff?
2 answers
asked by
gigi
566 views
Two speakers 14m apart are emitting tones at a frequency of 1020 Hz. what is the closest distance (in m) from one speaker, along
2 answers
asked by
Dana
574 views
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Parent Categories (26)
Acoustics
Communication
Energy and Power
Mechanical Waves
Mechanics
Music
Physical Science
Physics
Physics of Sound
Physics, Sub-sub-category: Sound Waves
Physics/Science
Properties of Matter
Properties of Waves
Reflection of Waves
Science
Science and Physics
Science and Technology
Wave Mechanics
Wave phenomena
Wave Properties
Waves
Waves and Acoustics
Waves and Frequency
Waves and Optics
Waves and Oscillations
Waves and Vibrations