A radio can tune to a frequency band of 5 MHz to 25 MHz. Calculate the corresponding wavelength band.

A radio can tune to any station in the 7.5 MHz to 12 MHz bond.What is the corresponding wavelength band.

The minimum energy required for the photoemission of electron from the surface of a metal is 4.95xx10(^-19) joules. Calculate the critical frequency and the corresponding wavelength of the photon required to eject the electron.

Your radio is tuned to 25 m band. Calculate the frequency of transmission of the broadcasting station.

A half wave antenna radiates at 30 MHz. Calculate the length of the half wave antenna.

Calculate frequency and wave number of radiation having wavelength 600 nm.