Assertion : Kinetic energy of photo electrons emitted by a photosensitive surface depends…
Physics · JEE Advanced · NTA Exams — Atoms and Nuclei
Assertion : Kinetic energy of photo electrons emitted by a photosensitive surface depends upon the intensity of incident photon.
Reason : The ejection of electrons from metallic surface is possible with frequency of incident photon below the threshold frequency.
Reason : The ejection of electrons from metallic surface is possible with frequency of incident photon below the threshold frequency.
- If both assertion and reason are true and the reason is the correct explanation of the assertion.
- If both assertion and reason are true but reason is not the correct explanation of the assertion.
- If assertion is true but reason is false.
- If the assertion and reason both are false.
Answer
(D) If the assertion and reason both are false.
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