Dual Nature of matter and Radiation Part 2

Section: Physics

Question : 33 of 100

Marks: +1, -0

In Franck-Hertz experiment, the first dip in the current-voltage graph for hydrogen is observed at 10.2V. The wavelength of light emitted by hydrogen atom when excited to the first excitation level is ______ nm.
(Given hc=1245‌eV‌nm,e=1.6×10−19C ).

[6 Apr 2024 Shift 2]

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