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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 parallel beam of fast moving electrons is incident normally on a narrow slit.
- An α-particle and a proton are accelerated through same potential difference
- Calculate power output of ₉₂²³⁵U reactor, if it takes 30 days to use up 2 kg of fuel,
- A particle free to move along X-axis has potential energy given as U(X) =k(1-e⁻ˣ²)
- What is the energy of photon whose wavelength is 6840 Å?
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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