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A linear aperture whose width is 0.02 cm is placed immediately in front of a lens of focal length 60 cm. The aperture is illuminated normally by a parallel beam of wavelength 5×10⁻⁵ cm. The distance of the first dark band of the diffraction pattern from the centre of the screen is
Options
(a) 0.10 cm
(b) 0.25 cm
(c) 0.20 cm
(d) 0.15 cm
Correct Answer:
0.15 cm
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
- The unit of specific conductivity is
- The given graph represents V-I characteristic for a semiconductor device
- A body of mass 1 kg is thrown upwards with a velocity 20 m/s. It momentarily
- With what minimum acceleration can a fireman slide down a rope while breaking
- If the error in the measurement of momentum of particle is (+100%)
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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