Physics · Dual Nature of Matter and Radiation
A metallic surface is illuminated with radiation of wavelength λ, and the stopping potential is V0. If the same surface is illuminated with radiation of wavelength 2λ, the stopping potential becomes V04. The threshold wavelength for this metallic surface will be:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13λ✓
- 232λ
- 34λ
- 4λ4
Correct answer
3λ
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