The working function of an electromagnetic material is 3.3 ev. Of his Wavelength will be:

The work function of a photoelectric material is 3.3 eV. The thershold frequency will be equal to

The work function of a photoelectric material is 3.3 eV. The thershold frequency will be equal to

The work function of a photo electric material is 5.0eV .Threshold frequency will be

The work function of a surface of a photosensitive material is 6.2 eV . The wavelength of the incident radiation for which the stopping potential is 5 V lies in the

The work function of a surface of a photosensitive material is 6.2 eV . The wavelength of the incident radiation for which the stopping potential is 5 V lies in the

The work function of a photosensitive material is 2.eV. Calculate its threshold wavelength.

The work function of a surface of a photosensitive material 6.2eV . The wavelength of the incident radiation for which the stopping potentials is 5V lies in the: