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Light of wavelength λ is incident on slit of width d. The resulting diffraction pattern is observed on a screen placed at distance D. The linear width of central maximum is equal to width of the slit, then D=……….
Options
(a) 2 λ²/d
(b) d²/2λ
(c) d/λ
(d) 2λ/d
Correct Answer:
d²/2λ
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A electric dipole is placed at an angle of 30⁰ to a non-uniform electric field.
- A source of sound S emitting waves of frequency 100 Hz and an observer
- A magnetic field of 1600 A/m produces a magnetic flux of 2.4 x 10⁻⁵ Wb
- In the reaction ₁²H+₁³H+₂⁴He+₀¹n, if the binding energies of ₁²H,₁³H and ₂⁴He
- A galvanometer has a resistance 50Ω. A resistance of 5Ω is connected parallel to it.
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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