In the name of ALLAH, the most beneficient, the most merciful

Physics (PHY101)

Question (select most suitable option)

  The wavelength of red light is 700 nm. Its frequency is ________.
4.29 * 10^14 Hertz
4.29 * 10^13 Hertz
4.29 * 10^15 Hertz
4.29 * 10^12 Hertz