Question

An electromagnetic wave from an underwater source with perpendicular polarization is incident on a water air interface. Find critical angle in degree. Assume r=1 and r=81

Answer 1

Explanation:

Total Internal Reflection (TIR) is the total reflection of a wave incident at a sufficiently oblique angle on the interface ... It occurs not only with electromagnetic waves such as light

Answer 2

$\huge\mathcal\blue{Mark\: Brainly}$