Kategorier: Alle - conductors

af Alessandro Politano 5 år siden

260

SSS

Electrostatics encompasses the study of forces and fields generated by electric charges. Coulomb's Law describes the interaction between two point-like charges, where the force is inversely proportional to the square of the distance and directly proportional to the product of the charges.

SSS

ELECROSTATIC

Capacitors

Devices whose purpose is to accumulate electric charges
Capacitors in parallel
Capacitors in series
Electric capacity
The constant relationship between the charge present on it and the electric potential that it assumes

Coulomb's Law

F=-K Q1 Q2/R2
Two point-like electric charges attract or repel each other with a force inversely proportional to the square of the distance between the charges and directly proportional to the product between the charges
ELECTRIC FIELD GENERATED BY A PUNTIFORM CHARGE

Electrical potential

V=K Q/R

Electric potential energy

U=K Q q/R

Electroscope

An instrument to identify if it is a body is electrified

It is a branch of electromagnetism

Insulators
The charges have less freedom of movement
Insulation polarization
Conductors
The charges have greater freedom of movement
Surface charge density
Relationship between the amount of charge present on the body and its external surface

σ=Q\S

Electrification

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