Question

The velocity of a radio wave in space is 3*10^8m/s. The frequency of the radio wave of length 100 metre is ___Mhz​

Answer 1

FrequencyWavelength10 MHz = 10,000,000 Hz = 107 Hz30 m100 MHz = 100,000,000 Hz = 108 Hz3 m1000 MHz = 1000,000,000 Hz = 109 Hz0.3 m