Which one of the following layers of the atmosphere is responsible for the deflection of radio waves?
(a) Troposphere (b) Stratosphere (c) Mesosphere (d) Ionosphere
(d) Ionosphere is the top layer of the atmosphere. Radio waves are deflected in the ionosphere of the atmosphere. Ionosphere is composed of D, E and F layers. D layer (60 km from earth) is good at absorbing AM radio waves.
