When a certain metal surface is illuminated with monochromatic light with frequency f = 1.074×1015 Hz, photoelectrons are observed. The electrons have a range of kinetic energies, with maximum value = 1.660 eV. . (A) What is the work function of the metal? (B) What electric potential, applied to the metal, would stop the photoelectric current? (A) (in o)

When a certain metal surface is illuminated with monochromatic light with frequency f = 1.074×1015 Hz, photoelectrons are observed. The electrons have a range of kinetic energies, with maximum value = 1.660 eV. . (A) What is the work function of the metal? (B) What electric potential, applied to the metal, would stop the photoelectric current? (A) (in o)

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When a certain metal surface is illuminated with monochromatic light
with frequency f = 1.074×1015 Hz, photoelectrons are observed.
The electrons have a range of kinetic energies, with maximum value = 1.660 eV.
(A) What is the work function of the metal?
● (B) What electric potential, applied to the metal, would stop the photoelectric current?
(A) (in eV)
OA: 1.423 OB: 1.779 OC: 2.224 OD: 2.780 OE: 3.475 OF: 4.344 OG: 5.430 OH: 6.787
(B) (in V)
OA: 0.797 OB: 0.901 OC: 1.018 OD: 1.150 |OE: 1.300 OF: 1.469 OG: 1.660 OH: 1.876

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