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The photoelectric threshold wevelength for potassium (work function being 2 eV) is
Options
(a) 620 nm
(b) 310 nm
(c) 1200 nm
(d) 2100 nm
Correct Answer:
620 nm
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When the length of the vibrating segment of a sonometer wire is increased by
- A photosensitive metallic surface has work function, hν₀. If photons of energy
- The second overtone of an open pipe is in resonance with the first overtone
- Which component of electromagnetic spectrum have maximum wavelength?
- An alternating electric field, of frequency v, is applied across the dees (radius = R)
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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