CBSE 2024 · Region 5 · Set 2 · Q8 · 1 mark
In a Young's double-slit experiment in air, the fringe width is found to be $\displaystyle 0.44$ mm . If the entire setup is immersed in water $\displaystyle \left(\mathrm{n}=\frac{4}{3}\right)$, the fringe width will be
Official answer
From CBSE’s own marking scheme for this paper.
(A)
0.$\displaystyle 88$ mm
Wave OpticsInterference of Light Waves and Young’s ExperimentApplymcqmedium
More from Wave Optics
- Assertion: In interference and diffraction of light, light energy reduces in one region producing a dark…2024 · asked 3×
- Assertion: In a Young's double-slit experiment, interference pattern is not observed when two coherent…2024 · asked 3×
- What are coherent sources? Why they are necessary for observing stable interference pattern? Draw a graph…2026 · asked 3×
- In a Young's double-slit experiment, the fringe width is found to be β. If the entire apparatus is immersed…2023 · asked 3×
- Assertion: In Young's double slit experiment all fringes are of equal width. Reason (R): The fringe width…2023 · asked 3×
- (i) A plane light wave propagating from a rarer into a denser medium, is incident at an angle i on the…2024 · asked 3×
- Assertion: Light added to light can produce darkness. Reason (R): When two coherent light waves interfere,…2026 · asked 3×
- In a Young's double-slit experiment, the screen is moved away from the plane of the slits. What will be its…2023 · asked 3×
CBSE Class 12 Physics past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.