Based on the Following Data and Graph,which Metal Will Emit $\times$

question 9

Multiple Choice

Based on the following data and graph,which metal will emit the highest energy photoelectron when a 250 nm photon is incident on the metal? Work functions are in J $\times$ 10¹⁹.

• A)Ta
• B)Ti
• C)W
• D)Si
• E)Ag

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