Understanding Electron Flow in Direct Current

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SUMMARY

Electrons in a Direct Current (DC) flow from the negative terminal to the positive terminal due to the forces of attraction and repulsion. When a positive charge is applied at one end of a wire and a negative charge at the other, electrons are attracted to the positive end and repelled by the negative end. This continuous movement is driven by the negative charge behind the electrons pushing them forward and the positive charge in front pulling them towards it. There is no scenario where electrons meet in the middle; they are consistently in motion towards the positive terminal.

PREREQUISITES
  • Understanding of basic electrical concepts, including charge and current.
  • Familiarity with the principles of electron behavior in conductive materials.
  • Knowledge of Direct Current (DC) systems.
  • Basic grasp of electrical circuits and components.
NEXT STEPS
  • Study the principles of electron flow in AC (Alternating Current) systems.
  • Learn about Ohm's Law and its application in electrical circuits.
  • Explore the role of resistors and capacitors in DC circuits.
  • Investigate the effects of different materials on electron flow and conductivity.
USEFUL FOR

Students of electrical engineering, hobbyists working with electronics, and anyone seeking to understand the fundamentals of Direct Current and electron behavior in circuits.

Cash Fulton
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I don't get DC. How do the electrons flow from one side to the other? Wouldn’t the electrons on both terminals just meet in the middle because of their attraction?
 
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Electrons are repelled by negative charges (including other electrons) and attracted by positive charges. If I apply a positive charge at one end of a wire and a negative charge at the other, electrons will be attracted towards the positive end and repelled by the negative end, so will tend to move from the positive end to the negative end. There's no "meet in the middle" going on; no matter where in the wire the electrons are, they're being pushed by the negative charge behind them and pulled by the positive in front of them.
 
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Nugatory said:
Electrons are repelled by negative charges (including other electrons) and attracted by positive charges. If I apply a positive charge at one end of a wire and a negative charge at the other, electrons will be attracted towards the positive end and repelled by the negative end, so will tend to move from the positive end to the negative end. There's no "meet in the middle" going on; no matter where in the wire the electrons are, they're being pushed by the negative charge behind them and pulled by the positive in front of them.
Well explained sir!
 

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