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Coulomb's Law
Key ideas and formulas for Coulomb's Law
13
Physics
Beginner
09/21/2017

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Term
Coulomb's Law
Definition
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Term
Shell Theorem 1
Definition
A spherical shell with a uniform charge on its surface will attract or repel charges as if it's a point charge with the charge concentrated at its center
Term
Permittivity constant
Definition
8.85e-12 (N*m^2)/C^2
Term
Shell Theorem 2
Definition
A charged particle within a shell of uniform charge distribution will have no force due to the shell on it.
Term
Net force
Definition
The net force on a charged particle due to other particles is the vector (not scalar) sum of the particles' forces
Term
Current
Definition
charge/time
Term
Conductor
Definition
Material where a number of electrons are free to move
Term
Insulator
Definition
Material where electrons are not free to move
Term
Charge is quantized
Definition
Charge on a material is ne, where n is an integer and e is the elementary charge
Term
e
Definition
1.602e-19 C
Term
electron mass
Definition
9.11e-31 kg
Term
proton mass
Definition
1.67e-27 kg
Term
Charge conservation
Definition
Charge in an isolated system is conserved
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