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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
- In Young’s double silt experiment if the distance between the two slits
- A straight conductor 0.1 m long moves in a uniform magnetic field 0.1 T.
- If sound wave travel from air to water, which of the following remains unchanged?
- A black body at 227⁰C radiates heat at the rate of 7cals/cm²s. At a temperature
- An amplifier has a voltage gain Av=1000. The voltage gain in dB is
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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