Barium has a work function of 248 ev what is the maximum, Physics

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Barium has a work function of 248 ev what is the maximum

Barium has a work function of 2.48 eV .

Part A. What is the maximum kinetic energy of electrons if the metal is illuminated by UV light of wavelength 375nm ? Express your answer using three significant figures.

Part B. What is their speed? Express your answer to three significant figures and include the appropriate units.

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Physics: Barium has a work function of 248 ev what is the maximum

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Physics: Barium has a work function of 248 ev what is the maximum

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