JEE Main Physics · Wave Optics
Fringe Shift by Thin Slab
Fringe Shift by Thin Slab (Wave Optics) was asked 2 times in 2 JEE Main shifts, 2024–2026, out of the 42 shifts Lumi analysed. 2 of the 2 had a numerical answer.
- Times asked
- 2
- in 2 shifts
- Years
- 2024–2026
- Usual format
- Numerical value
- Calculation
- Pattern
- New since 2024
- repeats across shifts
How it is asked
- Slab thickness from fringe shift
Difficulty
Easy 0Medium 2Hard 0
Where it sits
Chapter: Wave Optics. Topic: Young's Double Slit, 27 questions over 11 ideas.
Other repeat ideas in this topic
Every time it came
All 2 questions
Newest first, each with its options and official answer.
- 4 Apr 2026, Shift 2 · Q50In a double slit experiment, when one of the slits is covered by a transparent mica sheet of refractive index 1.56, the central fringe…MediumNumerical value
- 9 Apr 2024, Shift 2 · Q52Monochromatic light of wavelength nm is used in Young's double slit experiment. An interference pattern is obtained on a screen.…MediumNumerical value