The wavelength of the radio waves having 90 MHz frequency is?

3.33 m

3.33 mn

3.33 mm

None of these

Using the formula: λ = c / f (where λ = wavelength, c = speed of light, and f = frequency)

λ = (3 × 10^8 m/s) / (90 × 10^6 Hz) ≈ 3.33 m.