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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