The photoelectric effect (AQA A-Level Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is emitted from a metal surface during the photoelectric effect?
What is emitted from a metal surface during the photoelectric effect?
Photoelectrons
What happens if light below the threshold frequency is shone on a metal, regardless of intensity?
What happens if light below the threshold frequency is shone on a metal, regardless of intensity?
No photoelectrons are emitted
Which equation represents the energy of a photon?
Which equation represents the energy of a photon?
What is the approximate value of Planck's constant?
What is the approximate value of Planck's constant?
J s
How many photons can each electron absorb at a time in the photoelectric effect?
How many photons can each electron absorb at a time in the photoelectric effect?
One photon
What is the effect of increasing light intensity above the threshold frequency?
What is the effect of increasing light intensity above the threshold frequency?
More photoelectrons emitted per second
What is the work function of a metal?
What is the work function of a metal?
Min. energy to remove an electron
What does the maximum kinetic energy of photoelectrons depend on?
What does the maximum kinetic energy of photoelectrons depend on?
Frequency only
What is the formula for maximum kinetic energy using stopping potential?
What is the formula for maximum kinetic energy using stopping potential?
If , what is the kinetic energy of the emitted photoelectron?
If , what is the kinetic energy of the emitted photoelectron?
Zero