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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
- A change of 0.04 V takes place between the base and the emitter when an input
- An electromagnetic wave of frequency v = 3.0 MHz passes from vacuum into
- A rod of weight W is supported by two parallel knife edges A and B is in equilibrium
- An ideal gas is compressed to half its initial volume by means of several processes.
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Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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