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Waves and Sound
Page 6
Questions (295)
6. The difference between the speed of sound in air at 0 degrees Celsius and the speed of sound in air at 20 degrees Celsius is
3 answers
asked by
anonymous
513 views
Two trains approach each other at a railroad crossing. Train 1 travels 80 km/h and Train 2 travels 50 km/h. They both sound
1 answer
asked by
Nicholas
488 views
A ball is dropped into a well. A splash is heard 43 seconds later. The speed of sound (the speed at which sound travels through
2 answers
asked by
Debby
478 views
a taut wire of length'w'emits a single note when plucked.if it were half as long it would emit the same note but one octave
3 answers
asked by
sarah
475 views
What is the longest wavelength for standing sound waves in a 102.0 cm long tube that is open at both ends?
2 answers
asked by
Josh
507 views
At T= 20 degrees C, how long (in meters) must an open organ pipe be if it is to have a fundamental frequency of 240.0 Hz?
1 answer
asked by
kassy
467 views
A vertical tube with a tap at the base is filled with water, and a tuning fork vibrates over its mouth. As the water level is
1 answer
asked by
jack
484 views
A 5000-Hz car horn is blasted while the car is moving at 35.0 m/s toward a dazed physics student (stationary). What is the
2 answers
asked by
Sneha
470 views
Two identical mandolin strings under 200 N of tension are sounding tones with frequencies of 577 Hz. The peg of one string slips
1 answer
asked by
Chris Adison
489 views
If a tuning fork puts out a tone at 440 Hz, what is its wavelength in air at 25 degrees?
1 answer
asked by
Amber
453 views
Two speakers are 2m apart. An observer is 3m Infront of one speaker.
a) if both are driven by a single oscillator at 300Hz, what
1 answer
asked by
Enock
472 views
A stationary speaker is emitting a sound of frequency 1330 Hz. The air has a temperature of ^oF.
Taking right to be positive, a
1 answer
asked by
pamela
452 views
Your sonic range finder measures the distance to a nearby building at 20m. The range finder is calibrated for sound traveling
1 answer
asked by
Harry
465 views
two loudspeakers are set to produce waves at 255Hz and 258Hz respectively. a tuning fork of unknown frequency is sounded
3 answers
asked by
sofi
463 views
The pulse duration of the transducer is 0.6 microseconds. The frequency of the transducer is 8MHz. How many cycles are contained
1 answer
asked by
Katie
460 views
How much faster does sound travel through water than air in one second?
7 answers
asked by
Help Me!!!!
447 views
what is the Doppler effect? Can someone explain to me in simple terms please?
1 answer
asked by
anonymous
460 views
In air, the distance traveled by a sound wave is 140 meters during 400 vibrations. If the frequency of the tuning fork is 500
3 answers
asked by
Anonymous
463 views
2 trains with 132Hz horns approach one another. The slower train has a speed of 25m/s. what is the speed of the fast train if an
1 answer
asked by
Anne
449 views
What type of signal is measured in a sonar system to determine the depth of the ocean?
A. absorption of sound waves by underwater
4 answers
asked by
Dayana
455 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
456 views
On a 28°C summer day, you decide to go cliff diving with a friend. Your friend jumps first and you notice that it takes 2
1 answer
asked anonymously
38 views
Where do sound waves travel faster?(1 point)
Responses through denser materials, because the molecules in a tightly packed medium
1 answer
asked anonymously
76 views
Which of the following statements is true about the relationship between the speed of sound and the density of a medium
1 answer
asked anonymously
33 views
How do you measure the wavelength of a longitudinal wave?
* 1 point the distance from a rarefaction to a compression the length
1 answer
asked by
biggie
33 views
Why would we see a golf ball flying through the air before we hear the noise of the golf club hitting the ball? (1 point)
•beca
5 answers
asked anonymously
31 views
Which best describes the difference between a reflected and a diffracted sound wave? (1 point)
A• A diffracted sound wave
7 answers
asked anonymously
23 views
Two in-phase loudspeakers emit identical 1000 Hz sound waves along the x-axis. What
distance should one speaker be placed behind
1 answer
asked anonymously
35 views
Noise-cancelling headphones are an application of destructive interference. Each side of the
headphones uses a microphone to pick
1 answer
asked anonymously
25 views
A student was investigating the difference in wavelength of a bass guitar and a whistle. The student noticed that the frequency
2 answers
asked by
UNKNOWN
117 views
A 512 Hz tuning fork is struck with a hammer, producing a sound wave with an amplitude of 1. If the amplitude of the sound wave
1 answer
asked anonymously
27 views
which model best represents what happens when sound waves are reflected?
a. bouncing a basketball on the floor b. pouring water
1 answer
asked by
shhh
21 views
Ultrasound of intensity 1.50 x 10^2 W/m^2 is produced by the rectangular head of a medical imaging device measuring 3 cm by 5
1 answer
asked anonymously
24 views
Which harmonic frequencies can be detected in a tube closed at one end whose fundamental frequency is 200 Hz?
200 Hz 300 Hz 400
1 answer
asked anonymously
14 views
describe types of surfaces that a sound wave can travel through
1 answer
asked by
lilacmoon
21 views
The formula vw=f⋅λ
describes the relationship between the speed of a wave ( vw ), and its frequency ( f ) and wavelength ( λ
1 answer
asked anonymously
17 views
how does the velocity of sound in sea water compare to that in air?
A. the velocity of sound is reduced in sea water because the
1 answer
asked anonymously
21 views
A student performs an experiment where he sends sound waves from the air through a solid, a liquid, and a gas. He records the
1 answer
asked anonymously
42 views
how is an echo formed (1 point)
a: light waves go around a smooth surface b:light waves pass through a shiny surface c:sound
1 answer
asked anonymously
27 views
2. How do you measure the wavelength of a longitudinal wave?
* 1 point the distance from a rarefaction to a compression the
1 answer
asked by
ANSWER CORRECTLY
44 views
give me an example of intensity
1 answer
asked by
Bronson Koreen bk
32 views
A police car moves away from the accident scene at a constant speed with its siren on. A paramedic at the accident observes a 7%
1 answer
asked anonymously
25 views
How does sonar work?
1 answer
asked by
nuh uh
13 views
Beat Frequency Quick Check
2 of 5 2 of 5 Items Question In which case will a beat frequency most likely occur?(1 point) Responses
1 answer
asked anonymously
27 views
The table shows the speed of ultrasound waves in different tissues in the human body. Tissue Speed (m/s) Air 330 Fat 1,450 Water
1 answer
asked anonymously
24 views
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Parent Categories (4)
Physical Sciences
Physics
Science and Physics
Trigonometry