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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 resistance of a wire is 5 ohm at 50° C and 6 ohm at 100° C. The resistance
- If two bodies are projected at 30⁰ and 60⁰ respectively with the same velocity, then
- In old age arteries carrying blood in the human body become narrow resulting
- If a mass of 20g having charge 3.0 mC moving with velocity 20ms⁻¹ enters a region
- In Bohr model of hydrogen atom, the force on the electron depends on the principal
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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