How do I use a charge density to calculate an electric field (e.g. $\nabla \cdot\vec E = \frac{\rho}{\epsilon_0}$)?
102838
How do I integrate the Poisson equation to determine the electric potential along a particular direction (e.g., $z$)?
30211
Path followed by a free test charge in an electric field region represent the electric lines of forces?
113970
Compute $\int_cd\omega$ and $\int_{\partial c}\omega$
55713
Dirac delta in polar coordinates
122541
How would Gauss' law hold in time varying electric fields?
74346
Relation between Electric field and potential
62616
Why is electric field of an infinite plate constant at all points?
71369
Electric force between charges in two different media
141003
Electric field for point charge in a smoothly-varying dielectric?
120055
Electrostatic energy integral for point charges
70028
Direct way of calculating $\mathbb{E} \left[ \frac{\textbf{h}^{H} \textbf{y}\textbf{y}^{H} \textbf{h}}{ \| \textbf{y} \|^{4} } \right]$
123054
How can we have negative work in electrostatics, if $W=(\epsilon_0/2)\int\! E^2\ \mathrm{d}\tau$?
14726
Electric field inside a conductor
16022
Radially symmetric charge distribution (dipole moment)
27424
In electrostatics, why the electric field inside a conductor is zero?
150081
Deriving Lagrangian density for electromagnetic field
12092
When can one write $a=v \cdot dv/dx$?