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For a parallel beam of monochromatic light of wavelength λ diffraction is produced by a single slit whose width a is of the order of the wavelength of the light. If D is the distance of the screen from the slit, the width of the central maxima will be
Options
(a) 2Dλ/a
(b) Dλ/a
(c) Da/λ
(d) 2Da/λ
Correct Answer:
2Dλ/a
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 Gaussian surface in the cylinder of cross-section πa² and length L is immersed
- A dip needle vibrates in a vertical plane perpendicular to magnetic meridian. The time
- Which of the following is the function of the step-up transformer?
- A circuit contains an ammeter, a battery of 30 V and a resistance 40.8 ohm
- In the spectrum of hydrogen, the ratio of the longest wavelength in the Lyman series
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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