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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 spring of spring constant 5 x 10³ N/m is stretched initially by 5 cm
- A coil has an area of 0.05 m² and it has 800 turns. It is placed perpendicularly
- If a steel wire of length l and magnetic moment M is bent into a semicircular arc,
- The self induced e.m.f. in a 0.1 H coil when the current in it is changing
- An explosion breaks a rock into three parts in a horizontal plane
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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