In a photoelectric experiment with a material of work function 2.1 eV, the stopping…
Physics · Class 12 · CBSE — Dual Nature of Radiation & Matter
In a photoelectric experiment with a material of work function 2.1 eV, the stopping potential is found to be 2.5 V. The maximum kinetic energy of ejected photoelectrons is
- 0.4 eV
- 2.1 eV
- 2.5 eV
- 4.6 eV
Answer
(C) 2.5 eV
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