The sky wave propagation is suitable for radiowaves of frequency

Options

A. Upto 2 MHz
B. From 2 MHz to 20 MHz
C. From 2 MHz to 30 MHz
D. From 2 MHz to 50 MHz

Answer

C

Explanation

The sky waves are the radiowaves of frequency between 2 MHz to 30 MHz. These waves can propagate through atmosphere and are reflected back the ionosphere of earth.s atmosphere.