Physics
Electrostatics
Coulomb law, electric field, potential and capacitance.
Physics
Coulomb force
F = k|q₁q₂| / r²→PhysicsElectric field strength
E = F / q→PhysicsPoint charge potential
φ = kq / r→PhysicsCapacitance from charge and voltage
C = q / U→PhysicsElectric field of a point charge
E = kq/r²→PhysicsElectric field work
A = qU→PhysicsParallel-plate capacitance
C = ε₀εS/d→PhysicsCapacitor energy
W = CU²/2→PhysicsElectric field energy density
w = ε₀εE²/2→