A vector field is expressed in the cylindrical coordinate system (s, ฯ, z) as,
\(\overrightarrow๐น=\frac{๐ด}{๐ } ๐ ฬ+ \frac{๐ต}{๐ } ๐งฬ. \)
If this field represents an electrostatic field, then the possible values of A and B, respectively, are: