(a) If the work function for a certain metal is 2.5 eV, what is the stopping potential for electrons ejected from the me

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answerhappygod
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(a) If the work function for a certain metal is 2.5 eV, what is the stopping potential for electrons ejected from the me

Post by answerhappygod »

(a) If the work function for a certain
metal is 2.5 eV, what is the stopping potential for
electrons ejected from the metal when light of
wavelength 379 nm shines on the
metal? (b) What is the maximum speed of
the ejected electrons?
I got 0.769 V for a) i just need b) please!
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