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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
- Two discs of same material and thickness have radii 0.2 m and 0.6 m.
- The drift velocity of free electrons in a conductor is v, when a current
- In a coil having e.m.f. of 8 V induced for 0.05 s. The value of current changes
- A galvanometer has a coil of resistance 100 ohm and gives a full-scale deflection
- In a common emitter (CE) amplifier having a voltage gain G, the transistor
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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