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A photosensitive plate is illuminated by...

A photosensitive plate is illuminated by green light and photoelectrons are emitted with maximum kinetic energy equal to 4 eV. If the intensity of the radiations is reduced to one fourth of its original value, then the maximum kinetic energy of the photo electrons will be :

A

0.1 eV

B

1 eV

C

4 eV

D

16 eV.

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