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The threshold frequency for a metallic surface corresponds to an energy of 6.2 eV, and the stopping potential for a radiation incident on this surface 5 V. The incident radiation lies in
Options
(a) X-ray region
(b) Ultra-violet region
(c) Infra-red region
(d) Visible region
Correct Answer:
Ultra-violet region
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - The work function of sodium is 2.3 eV. The threshold wavelength of sodium will be
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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
- The work function of sodium is 2.3 eV. The threshold wavelength of sodium will be
- Two discs of same material and thickness have radii 0.2 m and 0.6 m.
- The density of ice is 0.9 g/cc and that of sea water is 1.1 g/cc
- Two tuning forks are sounded together and produce 2 beats per second.
- The dimensions of pressure are equal to those of
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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