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  • From the photoelectric effect experiment, following observations are made. Identify which of these are correct. A. The stopping potential depends only on the work function of the metal.</

From the photoelectric effect experiment, following observations are made. Identify which of these are correct.

A. The stopping potential depends only on the work function of the metal.

B. The saturation current increases as the intensity of incident light increases.

C. The maximum kinetic energy of a photo electron depends on the intensity of the incident light.

D. Photoelectric effect can be explained using wave theory of light.


Choose the correct answer from the options given below:

Option: 1

A, C, D only 


Option: 2

B, C only 


Option: 3

B only 


Option: 4

A, B, D only


Answers (1)

best_answer

\mathrm{v}_{\mathrm{sp}}=\frac{\mathrm{hv}-\phi}{\mathrm{c}}(\mathrm{v} \text { and } \phi \text { both })

Intensity \uparrow current \uparrow

\mathrm{kE}_{\max }=\mathrm{h} v-\phi

Photoelectric effect is not explained by wave theory

Posted by

Devendra Khairwa

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