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What Is the Threshold Frequency for a Surface with Work $\times$

Question 47

Multiple Choice

What is the threshold frequency for a surface with work function 4.14 eV?

A) 1.00 $\times$ 10¹² Hz
B) 1.00 $\times$ 10¹³ Hz
C) 1.00 $\times$ 10¹⁴ Hz
D) 1.00 $\times$ 10¹⁵ Hz
E) 1.00 $\times$ 10¹⁶ Hz

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