NOTE: r and k are vectors
The electric field E of a dipole with moment k located at the origin is given by
E(r) = (3zr/||r||⁵) − (k/||r||³)
a) Compute div E.
I understand ||r|| = √x² + y ² + z² but the k is confusing me..please help..
NOTE: r and k are vectors
The electric field E of a dipole with moment k located at the origin is given by
E(r) = (3zr/||r||⁵) − (k/||r||³)
a) Compute div E.
I understand ||r|| = √x² + y ² + z² but the k is confusing me..please help..