Consider an arbitrary distribution of conducting bodies in a charge free space according to the uniqueness theorem, which of following are required to be specified in order that the field is uniquely determined everywhere?

Total charge on each conductor

Potential at each conductor surface

Potential at same of conductor and total charge on the remainder

Total charge as well as potential gradient on each conductor surface

Select the correct answer using the codes given below codes

For a rectangular waveguide (a x b, a > b) to support only the TE_{10} mode at wavelength which one of the following pairs of in equalities is to be satisfied?