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CUET Preparation Today
In hydrogen atom light corresponding to the transition n = 4 to n = 2 falls on cesium metal. The work function of the metal is 1.9 eV. What is the maximum kinetic energy of the photoelectrons emitted? |
0.65 eV -4.45 eV -0.65 eV 4.45 eV |
0.65 eV |
The correct answer is Option (1) → 0.65 eV |
