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Acoustics
Page 2
Questions (353)
a boy stands at a distance of 175 m from a high wall. He claps his hands and hears an echo after one second. Calculate the speed
6 answers
asked by
Anonymous
1,692 views
The acoustic intensity, I, of a sound wave is proportional to the square of the pressure amplitude, P, and inversely
2 answers
asked by
Kiirsty
894 views
1. A person is listening to a new instrument capable of sounds ranging from 10 dB to 150 dB and with frequencies from 12 Hz to
3 answers
asked by
Liz
1,784 views
A room with which type of surface will most likely produce an echo
4 answers
asked by
beooooo
307 views
A room with which type of surface will most likely produce an echo?(1 point)
Responses dirt glass carpet foam
2 answers
asked by
who dat
213 views
A loudspeaker emits energy in all direction at the rate of 1.5 J/s. What is the intensity level at a distance of 20m?
3 answers
asked by
Jerry
457 views
A torpedo is launched underwater, targeting a naval vessel about 5,000 m away. How can the vessel detect the torpedo before it
4 answers
asked by
hi
2,976 views
If the velocity of sound in air at 0'C 332m/s, calculate the velocity of sound at 30'C.?
4 answers
asked by
BIZHATOCOTO
1,324 views
When a tuning fork of unknown frequency is sounded simultaneously with a 512 Hz tuning fork, 20 beats are heard in 4.0 seconds.
4 answers
asked by
Liz
1,221 views
1. A solid copper cylinder hangs at the bottom of a steel wire of negligible mass. The top end of the wire is fixed. When the
3 answers
asked by
vijay krishna
565 views
The speed of a sound in a container of hydrogen at 201K is 1220m/s. What would be the speed of sound if the temperature were
4 answers
asked by
Bosco
1,668 views
The study of how sounds interact with each other and with the environment is called _____.
decibels reverberation acoustics pitch
3 answers
asked anonymously
98 views
Because of its elasticity, which of the following materials would conduct sound waves the fastest?
iron air water oxygen
3 answers
asked anonymously
99 views
A room with which type of surface will most likely produce an echo?(1 point)
Responses dirt glass foam carpet
3 answers
asked by
feb
243 views
During a baseball game, the sound of the bat hitting the ball can be heard in most parts of the stadium. That sound is weaker at
3 answers
asked by
who dat
336 views
Which room would have the most reverberation, a padded cell or a tiled shower stall? Why?
3 answers
asked by
altaif
649 views
Two sources of sound are located on the x axis, and each emits power uniformly in all directions. There are no reflections. One
3 answers
asked by
Anonymous
855 views
When the temperature of the air is 25 degrees Celsius, the velocity of a sound wave traveling through the air is approximately
A.
1 answer
asked by
Unmei
875 views
A piano emits frequencies that range from a
low of about 28 Hz to a high of about 4200 Hz. Find the maximum wavelength in air
3 answers
asked by
Angel
1,263 views
You have a tuning fork of unknown frequency. When your ring it alongside tuning fork with frequency of 360Hz, you hear beats at
4 answers
asked by
silly
1,156 views
A bat flying in a cave emits a sound and receives its echo 0.3 s later.
How far away is the cave wall? Assume the speed of sound
3 answers
asked by
help
988 views
Original Q: If you pour liquid into a tall, narrow glass, you may hear sound with a steadily rising pitch. What is the source of
4 answers
asked by
jay
1,814 views
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
3 answers
asked by
Aaron
643 views
A concert loudspeaker suspended high off the ground emits 35 W of sound power. A small
microphone with a 1.0 cm2 area is 50 m
3 answers
asked by
Tyler
3,095 views
A tuning fork of frequency 558 Hz is placed near the top of the pipe shown in the Figure. The water level is lowered so that the
4 answers
asked by
JAY
1,045 views
An organ pipe is open at both ends. It is producing sound at its sixth harmonic, the frequency of which is 257 Hz. The speed of
3 answers
asked by
Coreen
743 views
This time I have two questions:
#1.A recording engineer works in a soundproofed room that is 49.7 dB quieter than the outside. If
3 answers
asked by
Jena
840 views
Initially you stood r=30 m from a point source in an open field. You walked a distance and measured the noise level to be β=20
1 answer
asked by
Steveeeeee
74 views
Laura makes a sound that 80.9 dB loud. Sarah makes a sound that is 3 time as intense. What is the
loudness of Sarah's sound (in
1 answer
asked by
Hannah
257 views
Explain the path that sound takes, from outside our bodies to our brains. List at least four steps.
1 answer
asked by
John Doe
466 views
Does sound go through a wooden block?
3 answers
asked by
lucy
370 views
An open ended air column of length 35 cm resonates with a speaker sounding a 500 Hz note. If the air is vibrating in the
1 answer
asked by
Kath
419 views
Velocity of sound 27 d c is 340m/s calculate velocity of sound in air at 127d c
1 answer
asked by
Numerical
460 views
Why do sound engineers use spongy materials on walls?(1 point) Responses to transmit sound waves more clearly to transmit sound
4 answers
asked anonymously
215 views
Why do sound engineers use spongy material on walls to absorb sound to increase the frequently of spend waves to reflect sound
3 answers
asked by
hellohttps://questions.llc/questions/ask
126 views
What are the physical aspects of sound?
1 answer
asked by
Victoria
380 views
In its search for flying insects, a bat uses an echolocating system based on pulses of high frequency
sound. These pulses are 2.0
2 answers
asked by
Jamie
555 views
The difference between the speed of sound in air at 0 C and the speed of sound in ar at 20 C is
2 answers
asked by
Bluue
583 views
Child standing in front of a wall claps his hands and hears the Eco after 0.5 sec . Determine his distance from wall velocity of
4 answers
asked by
Vishnu
609 views
Two adjacent natural frequencies of an organ pipe are found to be 900 Hz and 990 Hz.
(a) Calculate the fundamental frequency and
1 answer
asked by
Ayesha
818 views
what temperature makes sound travel faster?
5 answers
asked by
Alyssa
723 views
An air column open at one end only is increased in length. The air column first resonates with a given turning fork when the
2 answers
asked by
Kiki
540 views
The density of a sample of air is 1.157 kg/m3, and the bulk modulus is 1.42 · 105 N/m2.
a) Find the speed of sound in the air
2 answers
asked by
comet
520 views
Does sound travel faster in wood or water?
3 answers
asked by
Anonymous
872 views
The intensity level of sound A is 5.0dB greater than that of sound B and 3.0dB less than that of C. Determine the ratio(Ic/Ib)
1 answer
asked by
KING
457 views
The lower frequency limit for human hearing is usually considered to be 20.0 Hz. (a) What is
the speed of sound in m/s if the air
2 answers
asked by
Marissa
564 views
What is the relationship between the pitches of two identical musical instruments, one played in a small concert hall and one
2 answers
asked by
Answers for Waves Unit Test (8th)
2,787 views
In which medium does the propagation speed of sound vary the most?
1 answer
asked by
Anonymous
74 views
Which type of surface is most likely to absorb sound waves?
2 answers
asked by
astrx
494 views
A Theme Park site is being designed. It will occupy a rectangular piece of land 800m by 600m. There are to be 4 particularly
4 answers
asked by
Abdul
487 views
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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