GATE 2025 EMT Evaluation Quiz 8

A vector magnetic potential is given by . The magnetic flux density at  will be

Consider the following statements regarding position and laplace equation:

1. Poisson’s equation is valid in a charged region whereas laplace equation is valid in a charge free region.

2. Laplace equation is non-homogeneous differential equation and Poisson’s equation is homogeneous differential equation. Which of the above statements is/are NOT correct?

The E – field of a UPW propagating in a dielectric medium is given by

The dielectric constant of the medium is

If a manufacturer produces a ferrite material with , and σ = 10^-6 S/m at a frequency of 10MHz, then the phase difference (in radian) between two points separated by 2m is approximately equal to

A homogeneous dielectric ( = 3) fill region Z ≤ 0 while region Z ≥ 0 has dielectric constant = 4, If kv/m exists for Z ≥ 0, Find the angle made by transmitted wave with the interface in degree.