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Chapters 20 and 21 - Coggle Diagram
Chapters 20 and 21
Chapter 20
Electric fields and forces
Charges
Positive
Fundamental charge
e= 1.6 x 10^-19
Negative
Coulomb law
Equation
Electric fields
Aplications
Insulators
Charge remains fixed
Conductors
Charge moves easy
Electric fields
Electrostsatic equilibrium = 0
Excess charges on surface
Perpendicular to surface
Density of charge near point end
Dipole
No net charge
point charge
Parallel plate capacitator
Chapter 21
Electric potential
V
Energy conservation
Sources of potential
Separation of charge
point charge
Concepts
Excess is on surface
Exterior fiel is perpendicular
Electric field inside is zero
stronger at sharp corners
equipotential
Aplications
DIelectrics
Capacitators
Energy stored
Parallel plate
