When a tuning fork of unknown frequency is sounded simultaneously with a 512 Hz tuning fork, 20 beats are heard in 4.0 seconds. What are the possible frequencies of the unknown tuning fork?

7,356 questions
1. Physics waves

1. A vibrating point on a spring travels 60 mm during three cycles. What is the amplitude of the vibration? a) 0.05 mm b) 5.0 mm c) 15.mm d) 20.mm e) 180 mm my answer: I got 10 mm but it is not listed as an option 2. When a tuning fork of unknown frequency

asked by Liz on April 30, 2014
2. Physics

When a tuning fork of unknown frequency is sounded simultaneously with a 512 Hz tuning fork, 20 beats are heard in 4.0 seconds. What are the possible frequencies of the unknown tuning fork?

asked by Liz on May 2, 2014
3. Physics waves

1. A vibrating point on a spring travels 60 mm during three cycles. What is the amplitude of the vibration? a) 0.05 mm b) 5.0 mm c) 15.mm d) 20.mm e) 180 mm my answer: I got 10 mm but it is not listed as an option 2. When a tuning fork of unknown frequency

asked by Liz on May 1, 2014
4. physical science

two tuning fork are struck at the same time. one tuning fork has a frequency of20 hz while the second tuning fork has frequency of 226 hz. how beats will result?

asked by dbbbsnhr on April 27, 2012
5. physical science

two tuning forks are struck at the same time. One tuning fork has a frequency 20hz while the second tuning fork has afrequency of 226hz.how many beats will result?

asked by Rosemary on September 22, 2008
6. physical science explorations

Two tuning forks are struck at the some time. One tuning fork has a requency of 20 Hz while the second tuning fork has a frequency of 226 Hz. How many beats will result?

asked by john brown on August 25, 2009
7. physics

You have a tuning fork of unknown frequency. When your ring it alongside tuning fork with frequency of 360Hz, you hear beats at frequency of 2 Hz. When you ring it alongside tuning fork with known frequency of 355Hz, you hear beats at a frequency of 3Hz.

asked by silly on May 2, 2011
8. physics

consider the following: A point on the tip of a tuning fork vibrates in harmonic motion described by the equation d=10sin(ωt). 1. ω for a tuning fork that has a frequency of 535 vibrations per second. (I don't understand this question) 2. How many cycles

asked by Help on March 21, 2012
9. Physics

Two out-of-tune flutes play the same note. One produces a tone that has a frequency of 242 Hz, while the other produces 288 Hz. When a tuning fork is sounded together with the 242-Hz tone, a beat frequency of 26.0 Hz is produced. When the same tuning fork

asked by Tim on March 3, 2013
10. Physical Science

Two tuning forks are struck at the same time. One tuning fork has a frequency of 20 Hz while the second tuning fork has a frequency of 226 Hz. How many beats will result?

asked by Amanda on October 21, 2009
11. jefferson high school

two tuning are struck at the same time one tuning fork has a frequency of 20hz while the tuning fork has a frequency of 226hz how many beats will result

asked by peter lynch on January 6, 2012
12. physics

two loudspeakers are set to produce waves at 255Hz and 258Hz respectively. a tuning fork of unknown frequency is sounded together with each speaker in turn. with the 255Hz speaker it produces 10 beats in 10second and with the 258Hz speaker it produces

asked by sofi on January 15, 2010
13. physics

When a guitar string is sounded along with a 440Hz tuning fork, a beat frequency of 5Hz is heard. When the same string is sounded along with a 43Hz tuning fork, the beat frequency is 9Hz. What is the frequency of the string??.. The first thing i thought of

asked by help:( on May 17, 2009
14. Physics

Chelsea is tuning a piano when She discovers that G above middle C is vibrating with a higher frequency than her G tuning fork, which vibrates at 392 Hz. She plays the piano key and tuning fork at the same time and hears a beat frequency of 2.0 Hz. What is

asked by Mercedez on February 26, 2015
15. Physics

When two tuning forks are stuck simultaneously, 3 beats per second are heard. The frequency of one fork is 510 Hz. A piece of wax is placed on the 510 Hz fork to lower its frequency slightly. If the beat frequency is increased, what is the correct

asked by dallas on May 15, 2013
16. Physics

A vibrating 1000-hertz tuning fork produces sound waves that travel at 340 meters per second in air. Points A and B are some distance from the tuning fork. Point P is 20. meters from the tuning fork. 1. If the waves are in phase at point A and B, what is

asked by Priscilla on April 20, 2010
17. Physics

A tuning fork has been damaged and its frequency slightly changed. What could its altered frequency be if it produces two beats per second with a tuning fork that is known to vibrate at 422 Hz? Lowest frequency? Highest frequency?

asked by Helen on April 21, 2012
18. chemistry

a tuning fork produces a sound of musical note middle C. It moves back and forth 256 time each second. What is the frequency of the tuning fork?

asked by Grace on October 21, 2013
19. chemistry

A tuning fork produces a sound of musical note middle C. It moves back and forth 256 time each second. what is the frequency of the tuning fork?

asked by Anonymous on October 21, 2013
20. science

1. A violin string is oscillating at a frequency of 880 Hz (1 Hz = 1 full cycle / second) in its 2nd harmonic. What wold be the frequency of the fundamental vibrational mode? 2. Describe how you would go about finding the frequency of an unmarked tuning

asked by suzy on July 31, 2008
21. College physics

Please help me... I have no idea where to begin...A tone of 4000 Hz is being played on a tuning fork. You run toward the tuning fork at 5 m/s. What frequency do you hear? Take the speed of sound to be 343 m/s.

asked by Taylor on July 25, 2016
22. physics

a tuning fork produces a sound wave with a wavelength of 0.20 m and a velocity of 25.6 m/s. what is the frequency of the tuning fork?

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23. physics

You have a tuning fork of unknown frequency. When you ring it alongside a tuning fork with known frequency of 360 Hz, you hear beats at a frequency of 10 Hz. When you ring it alongside a tuning fork with known frequency of 347 Hz, you hear beats at a

asked by Helen on April 21, 2012
24. PHYSICS

A tuning fork is set into vibration above a vertical open tube filled with water. The water level is allowed to drop slowly. As it does so, the air in the tube above the water level is heard to resonate with the tuning fork when the distance from the tube

asked by sarah on May 7, 2012
25. physics

A tuning fork is set into vibration above a vertical open tube filled with water. The water level is allowed to drop slowly. As it does so, the air in the tube above the water level is heard to resonate with the tuning fork when the distance from the tube

asked by kassy on December 5, 2016
26. physics

When a tuning fork is held over the open end of a very thin tube, as in the figure below, the smallest value of L that produces resonance is found to be 33.0 cm. (a) What is the wavelength of the sound? [Hint: Assume that the displacement antinode is at

asked by Jolie on April 15, 2012
27. Physics

You have two tuning forks. One is a known frequency of 200 Hz. The second for his plate, there is a big frequency of five beats per second. What a piece of gum is placed on the second fork, the frequency increases three beats per second. What is the

asked by Caroline on January 14, 2016
28. science

two tuning forks are struck at the same time. one tuning forkhas a frequency of 20hz while the second tuning fork has a frequency of 226 hz. How many beats will result?

asked by nick on June 30, 2009
29. science

two tuning forks are struck at the same time. one tuning forkhas a frequency of 20hz while the second tuning fork has a frequency of 226 hz. How many beats will result?

asked by nick on June 30, 2009
30. Physics

A 71.4cm long tube has a 71.4cm long insert that can be pulled in and out. A vibrating tuning fork is held next to the tube. As the insert is slowly pulled out, the sound from the tuning fork creates standing waves in the tube when the total length L is

asked by Angie on November 30, 2012
31. physics

A 0.0150 kg, 2.09 m long wire is fixed at both ends and vibrates in its simplest mode under a tension of 214 N. When a tuning fork is placed near the wire, a beat frequency of 5.20 Hz is heard. What are the possible frequencies of the tuning fork? I solved

asked by Anonymous on November 26, 2009
32. Physics

A tuning fork of frequency 500 Hz is rotating on the edge of a disk of radius 1.2 meters. a) If the disk turns at a rate of 40 rev/min, what are the maximum and minimum frequencies heard by the listener? b) To what positions of the tuning fork do these

asked by Abbi on January 27, 2013
33. Physics

a tuning fork of frequency 500 Hz is rotating on the edge of a disk of radius 1.2 meters. (a) If the disk turns at a rate of 40 rev/min, what are the maximum and minimum frequencies heard by the listener? (b) To what positions of the tuning fork do these

asked by Nick on January 26, 2013
34. physics

One method for measuring the speed of sound uses standing waves. A cylindrical tube is open at both ends, and one end admits sound from a tuning fork. A movable plunger is inserted into the other end at a distance L from the end of the tube where the

asked by cole on February 13, 2018

One method for measuring the speed of sound uses standing waves. A cylindrical tube is open at both ends, and one end admits sound from a tuning fork. A movable plunger is inserted into the other end at a distance L from the end of the tube where the

asked by chelsea on May 1, 2012
36. Mathematics

Hi, Can someone check this for me .. please A tuning fork has a wavelength 0f 136 centimetres. Given that the speed of sound is 340 metres per second what is the frequency of the tuning fork ?? Frequency = speed / wavelength Then 340 / 1.36m (136cm) = 250

asked by Alan on May 28, 2011
37. math

can please somebody check my answer: Q. A tuning fork produces a sound that has a wavelength of 136 centimetres. What is the frequency of the tuning fork? (Take the speed of sound to be 340 metres per second.) A. f= velocity/wavelength f= 340/1.36 f=250Hz

asked by Roger on July 15, 2011
38. waves and sound

1-A tunning fork has a frequency of 440Hz. The string of a violin and this tuning fork, when sounded together, produce a beat frequency of iHz. From these two pieces of information alone, is it possible to determine the exact frequency of the violin

asked by Cynthia on May 17, 2009
39. Physical science

Two hunting forks are struck at the same time. One tuning fork has a frequency of 20 Hz while the second fork has a frequency of 226 Hz. How many beats will result?

asked by Aj on March 14, 2011
40. physics

The prong of a tuning fork moves back and forth when it is set into vibration. The distance the prong moves between its extreme positions is 2.24 mm. If the frequency of the tuning fork is 440.7 Hz, what are the maximum velocity and the maximum

asked by jess on March 31, 2010
41. Physics

The prong of a tuning fork moves back and forth when it is set into vibration. The distance the prong moves between its extreme positions is 2.28 mm. If the frequency of the tuning fork is 440.6 Hz, what are the maximum velocity and the maximum

asked by Riya on March 30, 2012
42. Physics

Need help ASAP for this one, really hard. to Assignment 11Problem 13.26 Tuning Forks in Neurology Tuning forks are used in the diagnosis of nervous afflictions known as large-fiber polyneuropathies, which are often manifested in the form of reduced

asked by Bill on November 19, 2009
43. physics

a light pointer fixed to one prong of a tuning fork touches a vertical plate. The fork is set vibrating and the plate is allowed to fall freely. 8 complete oscillations are counted when the plate falls through 10cm. What is the frequency of the fork ?

44. physics

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 lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the

asked by caroline on March 28, 2012
45. physics

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 lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the

asked by nick on March 28, 2012
46. Physics

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 lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the

asked by cassidy on March 28, 2012
47. physics

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 lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the

asked by jack on March 28, 2012
48. physics

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 lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the

asked by carly on March 28, 2012
49. physics

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 lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the

asked by cassidy on March 28, 2012
50. Physics

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 lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the

asked by kari on March 28, 2012
51. physics

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 lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the

asked by cassidy on March 28, 2012
52. physical science

two tuning forks are struck at the same time. one tuning forkhas a frequency of 20hz while the second tuning fork has a frequency of 226 hz. How many beats will result? Responses science - bobpursley, Tuesday, June 30, 2009 at 5:05pm you get the sum and

asked by anonyomous on June 30, 2009
53. Physics

The tine of a tuning fork, when struck, has an amplitude of 0.13 cm. If the frequency of the fork is 200 Hz, what total distance will the tine travel in 1.0 minute?

asked by HanuPhys26/11 on November 26, 2012
54. Physics

The speed of sound in a classroom is 343m/s. A) A tuning fork of frequency 512Hz is struck. What length of open air tube is required to create a resonant sound at the 1st harmonic? wavelength=v/f=343/512=0.67m L=.5wavelength=.5(.67)= 0.335m B) Fore the

asked by Kayla on June 11, 2017
55. physics

An open vertical tube is filled with water and a tuning fork vibrates over the top near the open end. As the water level is lowered in the tube, the first resonance is heard when the water level is at 31 cm from the top of the tube. What is the frequency

asked by Leslie on September 6, 2011
56. Physics

If you fasten lumps of clay on the prongs of a tuning fork, does this change the amount of moving mass? Does it change the stiffness of the pongs? Explain then whether the fork's natural frequency of oscillation is increased or decreased by adding the

asked by anymouns on February 2, 2012
57. Physics

Kim is tuning a piano. She strikes a 440 Hz tuning fork and a string at the same time and hears 4 beats per second. a) What are the possibe frequencies of the string? b)She tightens the string a little then repeats. She now hears 1 beat per second. What is

asked by Courtney on February 17, 2011
58. Physics, finding harmonics

A tuning fork with a frequency of 440 Hz is held above a resonance tube that is partially filled with water. Assuming that the speed of sound in air is 342 m/s, for what three smallest heights of the air column will resonance occur? Where will the nodes

asked by Robbie on February 9, 2009
59. physics simple harmonic motion

When tuning a piano, a musical play a note that should be at 110 Hz while at the same tapping 110 Hz tuning fork and holding it next to the string. He hears beats at 4 Hz. (A) state and explain what frequencies the piano could be producing (b) explain how

asked by Abdela said yimer on January 21, 2012
60. Physical Science

I need someone to go over and correct my answers please, I was haveing trouble on these three. What is the wave speed for a wave of 5 meters wavelength that has a frequency A) 25.6 m/s. B) 64 m/s. C) 128 m/s. D) 640 m/s. I think its a A string on a guitar

asked by Anonymous on September 18, 2011
61. Physics

I need someone to go over my answers please, I was haveing trouble on these three. If I got it wrong will you tell me how I should solve it with formulas please. What is the wave speed for a wave of 5 meters wavelength that has a frequency A) 25.6 m/s. B)

asked by Anonymous on September 18, 2011
62. Physics

The larger the frequency of the tuning fork, the smaller the length of the tube at which you hear the resonant sound. Explain why this is so (think in terms of the relationship between frequency and wavelength).

asked by Nova on November 18, 2017
63. Physics

Why should a tuning fork be set into oscillation by striking it with a soft rubber mallet rather than with a hard metal mallet? Striking it with a hard mallet excites higher order modes rather than mainly the fundamental. That is because a hard mallet

asked by Rob on July 1, 2007
64. Physics

when tuning a piano, amusician plays a note that should be at 110Hz while at the same time tapping a 110Hz tuning fork and holding it next to the strings. He hears beats at 4Hz. (A) state and explain what frequencies the piano could be producing (b)

asked by Yosef on January 3, 2017
65. Physics

when tuning a piano, amusician plays a note that should be at 110Hz while at the same time tapping a 110Hz tuning fork and holding it next to the strings. He hears beats at 4Hz. (A) state and explain what frequencies the piano could be producing (b)

asked by Anonymous on January 3, 2017
66. Math

A piano tuner uses a tuning fork. If middle C has a frequency of 264 vibrations per second, write an equation in the form for the simple harmonic motion.

asked by Lisa on October 9, 2006
67. PhYSiCs

A two end open pipe organ's sixth harmonic is produced by a tuning fork with a frequency of 440 Hz. If it is 17 degrees Celsius, what is the length of the tube?

asked by Robert on February 3, 2009
68. physics

A 3580 Hz tuning fork is sounded at the same time that a note on a piano is struck. You hear 8 beats/s. You loosen the string slightly and now hear 12 beats/s. What is the frequency of the vibrating piano string now after the loosen ing?

asked by Jay on April 8, 2016
69. physics

what is the frequency of unknown fork if 8 beats in 8 seconds are heard with each fork

asked by john on June 4, 2016
70. physics

15 beats are heard in 5 seconds when a piano key and a tuning fork of slightly higher frequency (440 Hz) are struck at the same time. What is the frequency of the sound emitted by the piano key?

asked by alicia on July 9, 2011
71. Physics

15 beats are heard in 5 seconds when a piano key and a tuning fork of slightly higher frequency (440 Hz) are struck at the same time. What is the frequency of the sound emitted by the piano key?

asked by Brent on March 30, 2011
72. Physics

Find the frequency in Hertz (Hz) for the following situations: a) a basketball team scores 40 points in 300s b) a tuning fork vibrates 2000 times in 2s c) a boat bobs up and down 20 times in 5 minutes

asked by Jerry on May 6, 2012
73. Physics

If the speed of sound in air is 340 m/s, what is approximately the length of a shortest air column closed at one end that will respond to a tuning fork of frequency 140 Hz? Answer in units of cm.

asked by Aaron on April 1, 2010
74. physics

If the speed of sound in air is 340 m/s, what is. approximately the length of a shortest air column closed at one end that will respond to a tuning fork of frequency 134 Hz? Answer in units of cm.

asked by d on March 17, 2015
75. Physics

If the speed of sound in air is 340 m/s, what is approximately the length of a shortest air column closed at one end that will respond to a tuning fork of frequency 140 Hz? Answer in units of cm.

asked by Aaron on April 1, 2010
76. Physics

With a tuning fork of 384 hz, resonance tube lengths are acheived at 0.647m and 1.09 m. What is the speed of sound? frequency*wavelength=vP Get your tube formulas. YOu know for some n, and n+1, the resonanance is at L those distances. Solve for

asked by Alex on January 24, 2007

An air column open at one end only is increased in length. The air column first resonates with a given turning fork when the length of the air column reaches 20 cm. The next two consecutive lengths that will resonate with the same tuning fork will measure.

asked by Kiki on November 29, 2014
78. Physics

A two end open pipe organ's sixth harmonic is produced by a tuning fork with a frequency of 440 Hz. If it is 17 degrees Celsius, what is the length of the tube? v=332+0.6(17) 440=16v/2L L = 6.22 meters Is that right?

asked by Harmonic on February 3, 2009
79. Physics

If a tuning fork puts out a tone at 440 Hz, what is its wavelength in air at 25 degrees?

asked by Amber on June 3, 2010
80. physics

A tuning fork produces a wave at 280 Hz and with a wavelength of 1.5 m. Calculate its velocity.

asked by wendell on July 8, 2011
81. Physics

If a tuning fork puts out a tone at 440 Hz, what is its wavelength in air at 25 degrees?

asked by Amber on June 3, 2010
82. physics

what is the source of error occur in experiment Standing Waves (tuning fork)?

asked by kate on July 16, 2013
83. Physics

A tuning fork produces a sound with a frequency of 277 Hz and a wavelength in air of 1.21 m. What value does this give for the speed of sound in air? Answer in units of m/s

asked by Angel on February 15, 2012
84. Physics

Suppose you used a 300 Hz tuning fork to produce resonant frequency in a tube whose diameter is 3.0 cm. At what length of the tube will you the resonant frequency if the air temperature inside the tube is 25 C. Assume that the tube is closed at one end.

asked by BB on November 18, 2017
85. Longitudinal wave problem (tunning fork)

I have this for a physics question A 320 hz tuning fork vibrates for 8s. During this time each tine of the fork travels a total distance of 10.3 cm. first I multiplied 320 by 8.( 2 560) then i divided 10.3 by 2 560. then i divided that answer by 4 since

asked by ME on May 10, 2009
86. Physics

To demonstrate standing waves, one end of a string is attached to a tuning fork with frequency 120 Hz. The other end of the string passes over a pulley and is connected to a suspended mass M, as shown. The value of M is such that the standing wave pattern

asked by AJ on October 1, 2012
87. Physics

To demonstrate standing waves, one end of a string is attached to a tuning fork with frequency 120 Hz. The other end of the string passes over a pulley and is connected to a suspended mass M, as shown. The value of M is such that the standing wave pattern

asked by AJ on October 5, 2012
88. physics

A 350-Hz tuning fork is held above a closed pipe. Find the spacings between the resonances when the air temperature is 20°C.

asked by lisa on March 28, 2012
89. physics

Two tuning forks are sounded together. One has a frequency of 741 Hz and the other a frequency of 715 Hz. Calculate the beat frequency that would be produced.

asked by Jay on April 8, 2016
90. Physics

If a piano tuner hears 3 beats each second when listening to a 8 Hz tuning fork and a single string on the piano which is of higher frequency.. What is the frequency of the single string from the piano?

asked by Paul on March 20, 2014
91. Physics Experiment

In the experiment Standing Waves,if you continue to lwer the water level after recording l(m) at the first sound resonance at fixed tuning fork frequency, you will hear the sound again but sound gets louder (second resonance). At this point, by what factor

92. Helpp!!! physic...

In the experiment Standing Waves,if you continue to lwer the water level after recording l(m) at the first sound resonance at fixed tuning fork frequency, you will hear the sound again but sound gets louder (second resonance). At this point, by what factor

93. Science

Suppose that instead of a pure tone coming from a tuning fork, the sound was a mixture of many different frequencies. Would all the sounds be magnified equally by resonance in the tube? Why?

asked by Nikko on January 8, 2018
94. Physics

A tuning fork creates sound wave with frequency of 170 hertz. If the speed of sound is 340 m/s, what is the wave length of the sound wave?

asked by Christopher on January 19, 2014
95. Physics

A tuning fork creates sound wave with frequency of 170 hertz. If the speed of sound is 340 m/s, what is the wave length of the sound wave?

asked by Christopher on January 19, 2014
96. science

Which of the following objects could be used to construct a functional clock? a. A superball bouncing up and down many times on a hard floor. b. A very low frequency tuning fork. c. A ribbon fluttering back and forth in the wind. d. A car that is bouncing

asked by Anonymous on June 6, 2011
97. physics

if you continue to lower the water level after recording length at the first sound resonance at fixed tuning fork frequency, you will hear the sound again but the sound gets louder(seond resonance). at this point, by what factor has length increased? why?

asked by fakhrul on July 31, 2013
98. Physics

Piano tuners tune pianos by listening to the beats between the harmonics of two different strings. When properly tuned, the note A should have the frequency 440 Hz} and the note E should be at 659 Hz}. The tuner can determine this by listening to the beats

asked by AP on November 8, 2009
99. PreCalculus

A piano tuner strikes a tuning fork for note A above middle C and sets in motion vibrations that can be modeled by the equation y = 0.001 sin 880 Pi(T). Find the amplitude and period for the function.

asked by Anonymous on October 15, 2012
100. physics

a 333 hz and 337 hz tuning forks are struck simultaneously. whats will be the beat frequency?

asked by Michael on May 30, 2012