Asked by ashley --- HELP PLEASEE!!!
A metallic surface emits photo electrons when green light falls on it. But the metal does not emit when yellow light falls on it. Which of the following is correct when red light falls on the metallic surface?
Choose one answer.
a. The number of photoelectrons will be more.
b. The number of photoelectrons will be less.
c. The number of photoelectrons will be the same.
d. There is no emission of photoelectrons.
Choose one answer.
a. The number of photoelectrons will be more.
b. The number of photoelectrons will be less.
c. The number of photoelectrons will be the same.
d. There is no emission of photoelectrons.
Answers
Answered by
Jean
the number of photoelectrons will be less
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