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The ratio of thickness of plates of two ...

The ratio of thickness of plates of two transparent medium A and B is 6 : 4. If light takes equal time in passing through them, then refractive index of A with respect to B will be

A

1.33

B

1.75

C

1.4

D

1.5

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The correct Answer is:
D
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DISHA PUBLICATION-RAY OPTICS AND OPTICAL INSTRUMENTS-Exercise - 1 : Concept Builder (Topicwise)(Topic 2 : Refraction of Light at Plane Surface and Total Internal Reflection)
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  15. A small coin is resting on the bottom of a beaker filled with liquid. ...

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  16. Let the x-z plane be the boundary between two transparent media. Mediu...

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