Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Wave Optics

Question:

The fringe width (β) of a diffraction pattern and the slit width d are related as;

Options:

β ∝ d

β ∝ 1/d

β ∝ d2

β ∝ 1/d2

Correct Answer:

β ∝ 1/d

Explanation:

fringe width β = \(\frac{Dλ}{d}\)

so β ∝ 1/d