MEDIUM
12th ICSE
IMPORTANT
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Photoelectric effect is the phenomenon in which:

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Important Questions on Photoelectric Effect

MEDIUM
12th ICSE
IMPORTANT
Green light causes emission of photoelectrons from a surface, but not the yellow light. Emission of photoelectrons will occur if the surface is illuminated by:
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12th ICSE
IMPORTANT
Highest-energy photoelectric will be produced by:
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12th ICSE
IMPORTANT
The maximum energy of photoelectrons is independent of:
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12th ICSE
IMPORTANT
In photoelectric effect on metals, an increase in the frequency of incident radiation increases:
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12th ICSE
IMPORTANT
Einstein's photoelectric equation is:
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12th ICSE
IMPORTANT
The energy associated with light of which of the following colours is minimum:
MEDIUM
12th ICSE
IMPORTANT
Write Einstein's photoelectric equation, giving the meanings of symbols used.
EASY
12th ICSE
IMPORTANT
On what factors do the magnitude of photoelectric current, the velocity of ejected electrons depend during photoelectric emission from a metal?