Post Utme Uniport 2024 Physics Question 30

Practice objective / multiple choice question 30 from the 2024 Post Utme Uniport Physics examination.

Post Utme Uniport 2024 Physics Objective / Multiple Choice

Question 30 POST_UTME_UNIPORT • 2024 • PHYSICS • objective

A photon of energy $E$ is incident on a metal surface with work function $\phi$. If the photon is not absorbed, find the maximum kinetic energy of the emitted electron in terms of $E$ and $\phi$.

A. $ K_{\max} = E + \phi $

Correct Answer B. $ K_{\max} = E - \phi $

C. $ K_{\max} = \phi - E $

D. $ K_{\max} = E \phi $

Correct Answer

Correct Option:

$ K_{\max} = E - \phi $

This is Post Utme Uniport 2024 Physics Question 30. It is one of the objective questions from the 2024 Post Utme Uniport Physics examination.

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