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AP EAMCET2020PhysicsDual Nature of Matter

Threshold frequency for photoelectric effect on sodium corresponds to a wavelength 5000 Å . Its work function is

Options

  1. A15J
  2. B16 10⁻¹⁴ ~J
  3. C4 10⁻¹⁹ ~J
  4. D4 10⁻¹⁸ ~J

Correct answer

C. 4 10⁻¹⁹ ~J

Step-by-step solution

No solution. Refer to answer key.

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