Question
Medium
Solving time: 3 mins
What is the minimum thickness of a thin film required for constructive interference in the reflected light from it?
Given, the refractive index of the film
Wavelength of the light incident on the film
Found 6 tutors discussing this question
Discuss this question LIVE
12 mins ago
Text solutionVerified
The condition for constructive interference in a thin film of thickness and refractive index in the reflected system, for normal incidence is , where
For minimum thickness,
For minimum thickness,
Was this solution helpful?
129
Share
Report
One destination to cover all your homework and assignment needs
Learn Practice Revision Succeed
Instant 1:1 help, 24x7
60, 000+ Expert tutors
Textbook solutions
Big idea maths, McGraw-Hill Education etc
Essay review
Get expert feedback on your essay
Schedule classes
High dosage tutoring from Dedicated 3 experts
Practice more questions from Wave Optics
Question 1
Easy
Views: 5,998
(i)
(ii)
(iii)
(iv)
Interference fringes may be observed due to superposition of
Question 2
Medium
Views: 5,527
Question 4
Medium
Views: 5,574
Practice questions on similar concepts asked by Filo students
Question 1
Views: 5,082
Question 2
Views: 5,597
Question 3
Views: 5,778
Question 4
Views: 5,171
Stuck on the question or explanation?
Connect with our Physics tutors online and get step by step solution of this question.
231 students are taking LIVE classes
Question Text | What is the minimum thickness of a thin film required for constructive interference in the reflected light from it? Given, the refractive index of the film Wavelength of the light incident on the film |
Topic | Wave Optics |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 |
Upvotes | 129 |