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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 half-life of a radioactive substance is 30 min. The time (in minutes) taken
- The ratio of specific charge of an α-particle to that of a proton is
- Current flows in semi-conductors through
- A solenoid of length l metre has self inductance L henry. If number of turns
- A astronomical telescope has objective and eye-piece of focal lengths
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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