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A layer of colourless oil spreads on water surface. White light is incident on it and due to interference the oil appears coloured. In order to observe this effect the thickness of oil layer must be of the order of
Options
(a) 100Å
(b) 10000Å
(c) 1 mm
(d) 1 cm
Correct Answer:
10000Å
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
- Consider 3rd orbit of He⁺(helium), using non-relativistic approach, the speed
- The temperature at which the vapour pressure of a liquid becomes equal to the external
- The magnetic moment has dimensions of
- The frequency of a light wave in a material is 2 x 10¹⁴ Hz and wavelength is 5000Å.
- 40 g of Argon is heated from 40⁰C to 100⁰C (R=2 cal/mole). Heat absorbed at constant
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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