- #1
FizixFreak
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hi i am little confused about UNIFICATION OF FORCES what does one mean when he talks about the unification of electromegnatic and weak nuclear force (which was achieved by dr.abdus salam) how can forces be combined ?
Basic Forces of Nature: Unifying Electromagnetic & Weak Nuclear
In summary, the unification of forces refers to the understanding of both electromegnatic and weak nuclear forces under the same theoretical framework, where the same general set of rules applies to both. This was achieved by Dr. Abdus Salam and it means that the forces can be combined by a rotation in space-time or in "SU(2)xU(1)".
- #2
Pythagorean
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Not quite. Unification means both forces can be understood under the same theoretical framework. Ie the same general set of rules apply to both.
- #3
tiny-tim
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FizixFreak said:
Hi FizixFreak!
To see how electricity and magnetism were combined, see http://en.wikipedia.org/wiki/Electromagnetism#History" …
etc
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- #4
FizixFreak
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mmmmmmmmmmm i will check it out thanks man
- #5
FizixFreak
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but there is still one question how were weak nuclear force and electromegnatic force combined?
- #6
tiny-tim
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FizixFreak said:
Same way as electricity and magnetism are combined, but with a different rotation.
As you now know, an observer's measurements of electric and magnetic fields can be converted (partly) into each other by changing the velocity of the observer.
In other words, by a (Lorentz) rotation in space-time.
Similarly, an observer's measurements of weak and electromagnetic fields can be converted (partly) into each other by a rotation in "SU(2)xU(1)".
(and sorry, i don't know a good link for this … the wikipedia article on the http://en.wikipedia.org/wiki/Electroweak_interaction" isn't really helpful
)
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1. What are the four basic forces of nature?
The four basic forces of nature are gravity, electromagnetism, strong nuclear force, and weak nuclear force. These forces govern the interactions between all particles in the universe.
2. What is the relationship between electromagnetic and weak nuclear forces?
Electromagnetism and weak nuclear force were originally thought to be two separate forces. However, in the 1970s, scientists discovered that they are actually two aspects of the same force, now known as the electroweak force.
3. How do the basic forces of nature interact with matter?
Gravity and electromagnetism are long-range forces that act on matter at a distance. Strong nuclear force only acts on particles within the nucleus of an atom. Weak nuclear force is involved in radioactive decay and interactions between particles.
4. What is the role of the Higgs boson in unifying the basic forces of nature?
The Higgs boson, also known as the "God particle," is a crucial element in the Standard Model of particle physics. It is responsible for giving particles their mass and plays a key role in the unification of the electromagnetic and weak nuclear forces.
5. Are there any theories or experiments being conducted to further understand the basic forces of nature?
Yes, there are ongoing experiments at particle accelerators such as the Large Hadron Collider to study the behavior of particles and test theories related to the basic forces of nature. Scientists are also working on theories, such as string theory, that aim to unify all four forces into one overarching theory.
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