String Vibrations: Why Do Strings Move?

In summary, the conversation discusses the concept of strings vibrating at resonant frequencies as the fundamental constituents of reality. This theory predicts the existence of a string-like graviton particle and suggests that no measurable differences can be detected between strings that wrap around dimensions smaller than themselves and those that move along larger dimensions. The theory also proposes that singularities can be avoided and the universe could never reach a size smaller than a string. Additionally, the conversation touches on the concept of zero point energy and its effects on physical systems. The conversation also delves into the interpretation of the graviton and its connection to the metric field. Finally, it discusses the relationship between energy correlations and particle identifications in regards to windings and the transformation of a cylinder into a bos
  • #1
Imparcticle
573
4
Why do strings vibrate??
 
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  • #2
Here's nice explanation that is leading one to consider...?


The basic idea is that the fundamental constituents of reality are strings of the Planck length (about 10-33 cm) which vibrate at resonant frequencies. The http://www.wordiq.com/definition/Graviton (the proposed messenger particle of the gravitational force), for example, is predicted by the theory to be a string with wave amplitude zero. Another key insight provided by the theory is that no measurable differences can be detected between strings that wrap around dimensions smaller than themselves and those that move along larger dimensions (i.e., effects in a dimension of size R equal those whose size is 1/R). Singularities are avoided because the observed consequences of "big crunches" never reach zero size. In fact, should the universe begin a "big crunch" sort of process, string theory dictates that the universe could never be smaller than the size of a string, at which point it would actually begin expanding

http://www.wordiq.com/definition/Superstring_theory

http://hyperphysics.phy-astr.gsu.edu/hbase/quantum/imgqua/hosc18.gif

This is a very significant physical result because it tells us that the energy of a system described by a harmonic oscillator potential cannot have zero energy. Physical systems such as atoms in a solid lattice or in polyatomic molecules in a gas cannot have zero energy even at absolute zero temperature. The energy of the ground vibrational state is often referred to as "zero point vibration". The zero point energy is sufficient to prevent liquid helium-4 from freezing at atmospheric pressure, no matter how low the temperature.

http://hyperphysics.phy-astr.gsu.edu/hbase/quantum/hosc4.html#c1

We had to look for a way in which to interpret the graviton from one to the many, and if we do this, do you not think we could have describe the nature of reality, from events who are releasing energy?

The http://www.cerncourier.com/objects/2000/cernexotic1_9-00.gif measure is a good example of the strings length and the distance measure. I'd have to be corrected here, but in this case it is not to hard to understand the field that is generated around this measure? If the nergy value changes according to the distance then what would have been revealled in the metric field. The energy increase in the distance would have found relevance to early supersymmetrical states, and definition in supergravity.

Fig. 1. In quantum chromodynamics, a confining flux tube forms between distant static charges. This leads to quark confinement - the potential energy between (in this case) a quark and an antiquark increases linearly with the distance between them.

http://www.cerncourier.com/main/article/40/7/16/1/cernexotic1_9-00

Look for energy correlations between KK Tower and particle identifications in regards to those windings

How does the cylinder, become a boson(torus)?


I am open to correction.
 
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  • #3


Strings vibrate due to the physical properties of tension, density, and elasticity. When a string is plucked or strummed, it creates a disturbance in the air molecules around it, causing them to move in a wave-like pattern. This wave travels along the string, reflecting off the ends and creating a continuous vibration. The tension in the string determines the frequency of the vibration, while the density and elasticity of the string determine the amplitude and timbre of the sound produced. Therefore, the specific characteristics of a string, such as its length, thickness, and material, will affect the way it vibrates and produces sound. Additionally, external factors such as the force applied to the string, the angle of plucking, and the type of instrument also play a role in the vibration of strings. Overall, the vibration of strings is a complex phenomenon that is essential for creating music and understanding the physics of sound.
 

Related to String Vibrations: Why Do Strings Move?

1. Why do strings move?

Strings move due to the vibrations caused by the energy from an external force, such as plucking or strumming. This energy causes the string to vibrate at a specific frequency, which produces sound waves that we can hear.

2. What affects the frequency of string vibrations?

The frequency of string vibrations is affected by several factors, including the tension, length, and thickness of the string. A higher tension, shorter length, and thicker string will produce a higher frequency, while a lower tension, longer length, and thinner string will produce a lower frequency.

3. How do string vibrations produce sound?

When a string vibrates, it creates sound waves that travel through the air and reach our ears. These sound waves are then interpreted by our brains as sound. The frequency and amplitude of the string's vibrations determine the pitch and volume of the sound produced.

4. Why do different strings produce different sounds?

The frequency and amplitude of a string's vibrations are determined by its properties, such as tension, length, and thickness. Therefore, different strings will produce different sounds because they have different properties, resulting in different frequencies and amplitudes of vibration.

5. Can string vibrations be manipulated to produce different sounds?

Yes, string vibrations can be manipulated by changing the properties of the string, such as its tension, length, and thickness, or by using techniques like bending or muting. This allows musicians to produce different sounds and create a variety of tones and effects when playing stringed instruments.

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