AP EAMCET · PHYSICS · Dual Nature of Matter
Threshold frequency for photoelectric effect on sodium corresponds to a wavelength \(5000 Å\). Its work function is
- A 15J
- B \(16 \times 10^{-14} \mathrm{~J}\)
- C \(4 \times 10^{-19} \mathrm{~J}\)
- D \(4 \times 10^{-18} \mathrm{~J}\)
Answer & Solution
Correct Answer
(C) \(4 \times 10^{-19} \mathrm{~J}\)
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