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Animesh Tripathi from LUCKNOW PUBLIC SCHOOL, asked a question
Subject: Science , asked on 19/2/13

PLEASE GIVE THE DEFINITION OF OPTICALLY RARE AND OPTICALLY DENSER MEDIUM

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Shardul Manoj Kharalkar From Narayana Vidyalayam, added an answer, on 20/2/13
8 helpful votes in Science

Optical dense refers to the index of refraction. If one medium is optically denser than another, then its index of refraction is larger, meaning the speed of light in the optically denser medium is smaller.

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