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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: - Two spherical bodies of mass M and 5 M and radii R and 2 R released in free space
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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
- Two spherical bodies of mass M and 5 M and radii R and 2 R released in free space
- Energy of photon whose frequency is 10¹² MHz will be
- If v is the speed of sound in air, then the shortest length of the closed pipe
- B is doped in Si or Ge, then we will get
- The ratio of radii of planets A and B is K₁ and ratio of accelerations
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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