How Does Charging Affect the Electric Field Inside a Metal Sphere?

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SUMMARY

The electric field inside a metal sphere, whether solid or hollow, remains zero when the sphere is uncharged or positively charged. This is due to the conductive properties of metal, allowing free movement of charges that rearrange to cancel any internal electric field. At equilibrium, the electric field inside any conductor, including hollow spheres, is definitively zero.

PREREQUISITES
  • Understanding of electric fields and conductors
  • Knowledge of electrostatics principles
  • Familiarity with charge distribution in conductive materials
  • Basic concepts of equilibrium in physical systems
NEXT STEPS
  • Study the principles of electrostatics in conductors
  • Learn about Gauss's Law and its applications
  • Explore the behavior of electric fields in different geometries
  • Investigate the effects of charge distribution on electric fields
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Students of physics, electrical engineers, and anyone interested in the principles of electrostatics and conductive materials.

Iron_Man_123
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The electric field inside an uncharged metal sphere is initially zero.
If the sphere is the positively charged, the field at the center of the sphere will be...?
 
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Iron_Man_123 said:
The electric field inside an uncharged metal sphere is initially zero.
If the sphere is the positively charged, the field at the center of the sphere will be...?
Metal is a conductor, so the charges are free to move wherever they want inside it. They will rearrange themselves to cancel out any field inside the sphere. So at equilibrium the electric field inside a conductor is zero
 
Does the answer change if the sphere is hollow?
 
Iron_Man_123 said:
Does the answer change if the sphere is hollow?
No it doesn't matter, The same thing will happen producing a zero electric field inside the hollow sphere
 

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