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  • Figure given below represents the plot of stopping potential versus the frequency of light used in an experiment on photoelectric effect. Work function of the metal will be <img alt="" sr

Figure given below represents the plot of stopping potential versus the frequency of light used in an experiment on photoelectric effect. Work function of the metal will be

Option: 1

0.4\; eV


Option: 2

0.2\; eV


Option: 3

0.8\; eV

 


Option: 4

\text {None of these}


Answers (1)

best_answer

Answer (3)

Work function w=hv_{th}=\left ( 4 \times 10^{-5}\times e \right )2 \times 10^{14}

                    =0.8\; eV

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Ritika Harsh

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