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NEETPhysicsDual Nature of Matter

Which of the following options represents the correct work function of the material from which the emitter is made, given that light of wavelength 488 nm is produced by an argon laser and, when incident on the emitter, results in a stopping (cut-off) potential of 0.38 V?

Options

  1. A0.15 eV
  2. B0.38 eV
  3. C1.54 eV
  4. D2.16 eV

Correct answer

D. 2.16 eV

Step-by-step solution

Correct Option is : (D) 2.16 eV

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