Why is electric charge quantized?

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SUMMARY

The discussion centers on the quantization of electric charge, emphasizing that mainstream physics currently lacks a definitive explanation for why electric charge is quantized. It highlights the significance of this concept, particularly in relation to electrons, and notes that for charges comparable in size to an electron, the quantization becomes less critical, allowing for the assumption of continuous charge distributions and electric currents.

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  • Understanding of basic particle physics concepts
  • Familiarity with the properties of electrons
  • Knowledge of electric charge and its implications in physics
  • Basic grasp of continuous vs. discrete systems
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  • Research the role of electrons in quantum mechanics
  • Explore the implications of charge quantization in particle physics
  • Study the differences between continuous and discrete charge distributions
  • Investigate current theories in particle physics regarding the origins of charge quantization
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Students of physics, particle physicists, and anyone interested in the fundamental principles of electric charge and its quantization.

kye
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What is the mainstream answer? And why is asking if the electric charge is quantized important? What does it mean to have charge that is not quantized?
 
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At one level, you are asking "why are there electrons?" That is probably not a question that mainstream physics can answer (though some particle theorists might be looking a reason).

Unless you are considering charges that are a similar size to one electron, the quantization usually isn't important,and you can assume charge distributions, electric currents, etc are continuous.
 

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