Fringe width = Fringe separation (β)=dλD ⇒β=1.5×10−3600×10−9×1=1.5×10−36×10−7=4×10−4 m
Two slits in Young's double slit experiment are 1.5 mm apart and the screen is placed at a distance of 1 m from the slits. If the wavelength of light…
NEET UG 2024 — Physics Optics
2024mcqmedium
Two slits in Young's double slit experiment are 1.5 mm apart and the screen is placed at a distance of 1 m from the slits. If the wavelength of light used is 600×10−9 m then the fringe separation is
Official previous-year question
Held on 30 Apr 2024 · Verified 9 Jul 2026.
Options
- A
4×10−5 m
- B
9×10−8 m
- C
4×10−7 m
- D
4×10−4 m
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