The stopping potential V0 (in volt) as a function of frequency (v) for a sodium emitter, is shown in the figure. The work function of sodium, from the data plotted in the figure, will be: (Given: Planck’s constant) (h) = 6.63 × 10–34 Js, electron charge e = 1.6 × 10–19 C)
a) |
1.95 eV |
b) |
2.12 eV |
c) |
1.82 eV |
d) |
1.66 eV |
The stopping potential V0 (in volt) as a function of frequency (v) for a sodium emitter, is shown in the figure. The work function of sodium, from the data plotted in the figure, will be: (Given: Planck’s constant) (h) = 6.63 × 10–34 Js, electron charge e = 1.6 × 10–19 C)
a) |
1.95 eV |
b) |
2.12 eV |
c) |
1.82 eV |
d) |
1.66 eV |