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In an experiment on photo-electricity using metal X, the graph shown in Fig.9 was obtained. Use the graph to answer the question.

      

In an experiment on photo-electricity using metal X, the graph shown in Fig.9 was obtained. Use the graph to answer the question.
physics662017917.jpg
Determine the minimum frequency,fo, below which no photoelectric emission occurs.

  

Answers


John
Extrapolate the line to cut the x-axis. Reading on graph, fo = 4.0 x 1014Hz(+or-0.2)
johnmulu answered the question on June 6, 2017 at 06:29


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