Physics, 22.11.2019 18:31 genyjoannerubiera
Photoelectrons are emitted by a metal surface only when the light shining on the surface exceeds a certain minimum:
a wavelength
b frequency
c velocity
d charge
Answers: 2
where 
is placks constant and 
is frequency.Another question on Physics
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Photoelectrons are emitted by a metal surface only when the light shining on the surface exceeds a c...
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