Solution: λ = c / f = (3 x 10^8 m/s) / (2.45 x 10^9 Hz) = 0.122 m

Note that this is just a sample solution manual and may not be comprehensive or accurate. For a complete and accurate solution manual, please consult a reliable source.

The power density of the signal can be calculated using the formula:

The wavelength of a radio wave can be calculated using the formula: