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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
- To observed diffraction, the size of the obstacle
- When alpha particles captures and electron, then it becomes a
- The energy band gap is maximum in
- A particle moving in a straight line covers half the distance with speed of 3 m/s
- The threshold wavelength for photoelectric emission from a material is 4800 Å.
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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