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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 copper disc of radius 0.1 m is rotated about its centre, with 10 revolutions
- The ratio of radii of planets A and B is K₁ and ratio of accelerations
- The kinetic energy of α-particle emitted in the α-dacay of ₈₈Ra²²⁶ is
- A paramagnetic sample shows a net magnetisation of 0.8 Am⁻¹, when placed
- Water falls from a height of 60m at the rate of 15 kg/s to operate a turbine
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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