| ⇦ | 
| ⇨ |
When a metallic surface is illuminated with radiation of wavelength λ, the stopping potential is V. If the same surface is illuminating with radiation of wavelength 2λ, the stopping potential is V/4. The threshold wavelength for the metallic surface is
Options
(a) 5λ
(b) 5/2 λ
(c) 3λ
(d) 4λ
Correct Answer:
3λ
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - The electric vector vibration of an electromagnetic wave is given by
- The innermost orbit of hydrogen atom has a diameter 1.06Å. The diameter of tenth
- The S.I. unit of radioactivity is
- The drive shaft of an automobile rotates at 3600 rpm and transmits 80 HP
- The displacement of a particle varies according to the relation x=4 (cos π t + sin π t)
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The electric vector vibration of an electromagnetic wave is given by
- The innermost orbit of hydrogen atom has a diameter 1.06Å. The diameter of tenth
- The S.I. unit of radioactivity is
- The drive shaft of an automobile rotates at 3600 rpm and transmits 80 HP
- The displacement of a particle varies according to the relation x=4 (cos π t + sin π t)
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply