| ⇦ | 
| ⇨ |
When a piece of metal is illuminated by a monochromatic light of wavelength λ, then stopping potential is 3Vs. When same surface is illuminated by light of wavelength 2λ, then stopping potential becomes Vs. The value of threshold wavelength for photoelectric emission will be
Options
(a) (4λ)/3
(b) 6λ
(c) 4λ
(d) 8λ
Correct Answer:
4λ
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - If two vectors are equal in magnitude and their resultant is also equal in magnitude
- The ultimate individual unit of magnetism in any magnet is called
- Three identical spheres, each of mass 3 kg are placed touching each other
- A lift is moving down with acceleration a.A man in the lift drops a ball
- A body initially at rest is moving with uniform acceleration a m/s²
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If two vectors are equal in magnitude and their resultant is also equal in magnitude
- The ultimate individual unit of magnetism in any magnet is called
- Three identical spheres, each of mass 3 kg are placed touching each other
- A lift is moving down with acceleration a.A man in the lift drops a ball
- A body initially at rest is moving with uniform acceleration a m/s²
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