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When one of the slits of Young’s experiment is covered with a transport sheet of thickness 4.8 mm, the central fringe shifts to a position originally occupied by the 30th bright fringe. What should be the thickness of the sheet if the central fringe has to shift to the position occupied by 20th bright fringe?
Options
(a) 3.8 mm
(b) 1.6 mm
(c) 7.6 mm
(d) 3.2 mm
Correct Answer:
3.2 mm
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 molecular weight of a gas is 44. The volume occupied by 2.2 g of this gas
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- A thin convex lens of refractive index 1.5 has 20 cm focal length in air. If the lens
- Water rises to a height h in a capillary at the surface of earth. On the surface
- A parallel plate condenser with a dielectric of dielectric constant K between the plates
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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