What is the maximum kinetic energy of electrons emitted from caesium (Cs), when

Question

What is the maximum kinetic energy of electrons emitted from caesium (Cs), when light of frequency 1x 1015 Hz falls upon the metal? (work function for Cs is 2

Options:

A . 8.0x10-19 J

B . 4.0 eV

C . 2.0 x10-19 J

D . 2.0 eV

Answer: Option D

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