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ppk ppk
wrote...
Valued Member
On Hiatus
Posts: 3561
10 years ago
What is the longest wavelength of light that can cause photoelectron emission from a metal that has a work function of 2.20 eV?
A) 417 nm
B) 257 nm
C) 344 nm
D) 564 nm
E) 610 nm
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Answer accepted by topic starter
duddyduddy
wrote...
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Posts: 7714
10 years ago
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wrote...
9 months ago
.
wrote...
Educator
1 months ago Edited: 1 months ago, bio_man
I disagree with the best answer.



@Duddy, can you justify what you've done?
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