Questions LLC
Login
or
Sign Up
Ask a New Question
Acoustics
Page 5
Questions (355)
A length of organ pipe is closed at one end.
If the speed of sound is 344 m/s, what length of pipe is needed to obtain a funda-
2 answers
asked by
AJ
532 views
can please somebody check my answer:
Q. A tuning fork produces a sound that has a wavelength of 136 centimetres. What is the
2 answers
asked by
Roger
543 views
The speed of sound in air is 350m/sec the frequency of the fundamental node emitted by tube length 50cm open one end is:
4 answers
asked by
Sagar Ali Joyo
516 views
The velocity of sound in air at 27°celcius is 340m/s calculate the velocity of sound in air at 227°celcius ?
2 answers
asked by
karan
527 views
why do the tones sound full and rich when you sing in the shower?
2 answers
asked by
duane
509 views
How do I draw a diagram showing how ear defenders work?
3 answers
asked by
hjjj
508 views
A construction worker needs to move away from a sound source which is 10m away. If the intensity at that distance is 4*10^-2
3 answers
asked by
Ziyi
524 views
Find the speed of sound (in m/s) at -35°C at 1 atm pressure in dry air.
2 answers
asked by
Anna
470 views
Air is vibrating in a tube (closed at both ends) at its fundamental frequency of 160 Hz. If the tube is filled with helium
1 answer
asked by
lindsey
478 views
The sound of heavy automobile traffic, heard at a certain distance, has a sound level of about 75 dB. What is the intensity of
2 answers
asked by
kait morgan
475 views
A half-open pipe is constructed to produce a fundamental frequency of 224 Hz when the air temperature is 15 °C. It is used in
2 answers
asked by
no idea
484 views
Calculate the PRP, PRF, PD, DF, SPL, wavelength, period, and Axial Resolution if a 2 cycle pulse emitted from a 10 MHz
1 answer
asked by
Elizabeth
482 views
A hypothesis says the upper limit in frequency a human ear can hear can be determined by the diameter of the eardrum, which
2 answers
asked by
Maddy
491 views
Acoustics. How do engineers design buildings to reduce noise pollution?
1 answer
asked by
Janee
474 views
At a distance of 7.5 m from a point sound source, the sound intensity level is 105 dB.
At what distance is the intensity level 90
1 answer
asked by
Anonymous
452 views
the intensity level of a sound A is5dB greater than that of sound B and 3dB less than that of C. determine the ratio (Ic/Ib) of
1 answer
asked by
ntethelelo
472 views
A source of sound (1140Hz) emits uniformly in all directions. An observer 3.09m from the source measures a sound level of
1 answer
asked by
Ann
472 views
I did a lab in which we were to find the 1st resonance and 2nd resonance and from them we found wavelength which in turn helped
1 answer
asked by
Lena
474 views
Rank the speed of sound through the following from greatest to least:A. HeliumB. Benzene C. Mercury
1 answer
asked by
Kristie
438 views
THE POLITICAL NOISE PROBLEM:
The amount of background noise is important to television news reporters. One station developed the
3 answers
asked by
ggift
474 views
Party hearing. As the number of people at a party increases, you must raise your voice for a listener to hear you against the
1 answer
asked by
Chirayu
455 views
A source of sound (1200 Hz) emits uniformly in all directions. An observer 2.99 m from the source measures a sound level of 41.1
1 answer
asked by
Madeline
477 views
A source of sound (1200 Hz) emits uniformly in all directions. An observer 2.99 m from the source measures a sound level of 41.1
1 answer
asked by
Matt
451 views
The 17500 Hz whine of the turbines in the jet engines of an aircraft moving with speed 280 m/s is heard at what frequency by the
1 answer
asked by
Kyle
459 views
An underwater microphone is used to record sounds emitted by porpoises. The minimum intensity level the instrument can record is
1 answer
asked by
Mitchell
446 views
An echo in Cowboys Stadium is heard after 2 seconds. How far is the person standing from the wall if the speed of sound is 340
1 answer
asked by
Mercedez
441 views
A parabolic microphone used on the sidelines of a professional football game uses a reflective dish 24 inches wide and 5 inches
1 answer
asked anonymously
97 views
A room with which type of surface will most likely produce an echo?(1 point)
carpet foam glass dirt
1 answer
asked by
Anonymous Nobody
68 views
A ringing alarm clock is put under a glass jar. The air is slowly removed from the space around it. What will happen as the air
1 answer
asked anonymously
36 views
A light-rail commuter train blows its 200 Hz horn as it approaches a crossing. The speed of sound is 336 m/s.
a)An observer
1 answer
asked by
Ben
457 views
On a 28°C summer day you decide to go cliff diving with some friends. Your friend jumps first and you notice that it takes 2
1 answer
asked anonymously
30 views
A room with which type of surface will most likely produce an echo?
1 answer
asked anonymously
67 views
A room with which type of surface will most likely produce an echo?(1 point)
Responses  glass glass  foam foam  carpet
1 answer
asked by
Dont worry abt my name
23 views
A room with which type of surface will most likely produce an echo?(1 point) Responses glass glass foam foam dirt dirt carpet
1 answer
asked by
r r
36 views
Bot a student performs an experiment by ringing a bell in the air and in a pool and measuring the time it takes for her friend
3 answers
asked by
Hello
26 views
The speed of sound in different media at increasing temperatures is shown in the data table below. Why does sound travel the
1 answer
asked anonymously
36 views
A room with which type of surface will most likely produce an echo?(1 point)
Responses carpet carpet foam foam glass glass dirt
1 answer
asked anonymously
40 views
Since water has a far higher density than air, its molecules are more closely spaced than those of air. As a result, sound from
1 answer
asked anonymously
16 views
Why do sound engineers use spongy materials on walls?(1 point)
Responses to reflect sound waves better to reflect sound waves
1 answer
asked anonymously
30 views
Which of the following statements is true about the relationship between the speed of sound and the density of a medium sound
1 answer
asked anonymously
45 views
how is an echo formed
1 answer
asked anonymously
29 views
Which of the following statements is true about the relationship between the speed of sound and the density of a medium?
A:Sound
1 answer
asked anonymously
22 views
A room with which type of surface will most likely produce an echo?(1 point)
glass dirt foam carpet
5 answers
asked by
Failing queen😭😭😭😭 help
50 views
Why do sound engineers use spongy materials on walls?(1 point)
Responses to absorb sound waves to absorb sound waves to transmit
1 answer
asked by
Detineeee
29 views
Which answer best describes acoustics?
Question 4 options: amplitude of a sound wave characteristics that determine the quality
1 answer
asked anonymously
20 views
can you change the scenerio and the numbers of this question : Suppose a fire truck is moving toward a stationary observer at
1 answer
asked anonymously
21 views
Which type of surface is best for absorbing sound waves? Is it foam
1 answer
asked anonymously
14 views
A room with which type of surface will most likely produce an echo? Would it be glass?
1 answer
asked anonymously
20 views
The data shows the speed of sound through air and water from the sea at 21°C. How does the speed of sound compare in sea water
1 answer
asked by
dee
22 views
The data shows the speed of sound through air and water from the sea at 21°C.
Material Speed (m / s) Air 331 Sea Water 1,524 How
1 answer
asked anonymously
77 views
Pages
1
2
3
4
5
6
7
8
Parent Categories (14)
Engineering
Mechanics
Physical Science
Physics
Pitch
Science
Science and Technology
Science/Technology
Sound
Sound Engineering
Sound waves
Waves
Waves and Sound
Waves and Vibrations