2
votes
3answers
276 views

Delta Dirac Charge Density question

I have to write an expression for the charge density $\rho(\vec{r})$ of a point charge $q$ at $\vec{r}^{\prime}$, ensuring that the volume integral equals $q$. The only place any charge exists is at ...
0
votes
1answer
318 views

linear charge density, surface charge density and volume charge density

What is the difference among linear charge density, surface charge density and volume charge density.