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To alternate between constructive and destructive interference requires different frequencies.

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Q: Two sound waves of the same frequency can interfere with each other but two sound waves must have different frequencies in order to make beats. Why?
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What are beats Like sound?

If two sound waves are close in frequency,they can combine so that they interfere both constructivly and constructively at regular intervals the intervals depend on the difference between the two frequencies The repeated changes in loudness are called beats.:)


When two sound waves of different set frequencies interfere with each other they will create a?

BEATSWhen two sound waves of nearly equal frequencies are sounded together,a regular waxing and weining is produced.These are called beats.


What do you hear when two almost identical frequencies are sounded together?

You hear 'beats', or pulses, and these pulses happen at a frequency which is the difference between the frequencies of the nearly identical tones.


When are beats generated in two interfering waves?

Beats are generated by two interfering waves when they have slightly different frequencies.


When a sound wave with a frequency of 256 Hz overlaps with a sound wave with a frequency of 250 Hz what would the frequency of the beats be?

There should be two beat frequencies produced: 506 Hz and 6 Hz.


Beats are produced when two sources are sounded together these sources should have what frequency?

The two frequencies should be near one another.


If 20 beats are produced within one second which of the following frequencies could possibly be held by two sound waves traveling through a medium along a common path at the same time?

The frequency of the beat is the difference in the two frequencies involved, so you need to check which pairs of frequency have a difference of 20 Hz.


What causes beats?

Two frequencies of sound that are constant.


Two tuning forks 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?

Number of beats heard in one second will be got by the difference between the parent frequencies. Hope you have given wrong data for parent frequencies. The first one has to be 220 Hz and the other is 226 Hz. Hence 6 beats will be heard in one second. If you say 20 is the right one then difference will be 206. If 206 beats get produced in one second it will not be named as beat at all. Moreover our hearing could not recognize this as beating at all. So better correct the given data.


Beats are produced when two tuning forks one of frequency 240 Hz and the other of frequency 246 Hz are sounded together The frequency of the beats is?

6Hz


Is it possible to recreate brainwaves?

Yes it is. With a technology called "Brainwave Entrainment" that uses binaural beats is totally possible to recreate any of the brainwave frequency presently known, such as beta, alpha, delta, theta ... Binaural Beats play two stereo frequencies that are different from each other. The brain balances the two and tunes into the frequency difference. These recordings actually Control the Difference and put you right into an Altered State Consciousness that is controlled. Also there are Monaural Beats and Isochronic Tones that use equal intensity tones which pulse. The pulsing interacts and harmonizes with the brain as it lowers your brain's operating frequencies. This subject is very interesting and deep, you can find more at the Related Link.


Beats are a direct result of what?

Beats are the direct result of the interference that is caused by the difference in frequencies of two sound waves.