If a Monochromatic Light Beam with Quantum Energy Value of 4.0

question 1

Multiple Choice

If a monochromatic light beam with quantum energy value of 4.0 eV is incident upon a photocell where the work function of the target metal is 1.60 eV,what is the maximum kinetic energy of ejected electrons?

• A) 4.6 eV
• B) 4.8 eV
• C) 2.4 eV
• D) 1.4 eV

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