The phenomena involved in the reflection of radio waves by ionosphere are similar to

Options

A. Reflection of light by a plane mirro
B. Total internal reflection of light in air during a mirage
C. Dispersion of light by water molecules during the formation of a rainbow
D. Scattering of light by the particles of air

Answer

B

Explanation

The phenomenon involved in the reflection of radiowaves by ionosphere is similar to total internal reflection of light in air during a mirage i.e., angle of incidence is greater than critical angle.