A beam of blue light of wavelength 500 nm has an intensity, Physics

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A beam of blue light of wavelength 500 nm has an intensity

A beam of blue light of wavelength 500 nm has an intensity of 170 W/m^2. The light shines onto a clean plate of potassium of area of 12 cm^2. Potassium is 2.26 eV.

A. What is the maximum kinetic energy of the photoelctrons emitted by the potassium?

B. How many photoelectrons are emitted from the potassium plate per second?

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Physics: A beam of blue light of wavelength 500 nm has an intensity

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Physics: A beam of blue light of wavelength 500 nm has an intensity

Reference No:- TGS0583653

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