Answered: The photoelectric current in a… | bartleby

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The photoelectric current in a
photoelectric cell can be reduced to zero by a
stopping potential of 1.8 volt. Monochromatic
light of wavelength 2200 A is incident on the
cathode. Find the maximum kinetic energy of
the photoelectrons in joules.
[Charge on electron = 1.6 × 10-¹9 Cl

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