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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 voltmeter of range 2 V and resistance 300Ω cannot be converted into ammeter
- Alternating current cannot be measured by D.C Ammeter because
- The ratio of specific heats Cp/Cv=γ in terms of degrees of freedom (n) is given by
- Which one of the following statements is not correct in case of a semiconductor?
- The current in a self-inductance L=40 mH is to be increased uniformly from 1A to 11 A
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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