Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Two light waves of wavelengths 800 and 
are used in Young's double slit experiment to obtain interference fringes on a screen placed 
away from plane of slits. If the two slits are separated by 
, then shortest distance from the central bright maximum to the point where the bright fringes of the two wavelength coincide will be mm.
Text Solution
Verified by ExpertsThe correct answer is:
48
(48)
To Coincide, 
Maxima of 
and 
Maxima of 
will coincide.
──────────────────────────────────────────────────────────────────────────────────────────
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
PART-I PHYSICS
SECTION-A
Given below are two statements:
Statement I: In a typical transistor, all …
If the two metals and are exposed to radiation of wavelength . The work functions of metals A an…
Heat energy of is given to a diatomic gas allowing the gas to expand at constant pressure. Each ga…
Match List I with List II
LIST ILIST IIA.Angular momentumI.B.TorqueII.C.StressIII.D.Pressure gradie…
A stone of mass is tied to end of a massless string of length . If the breaking tension of the st…
A microscope is focused on an object at the bottom of a bucket. If liquid with refractive index is…