Fill in the following blank with a suitable word : When a ray of light – InterviewSolution

1.	Fill in the following blank with a suitable word : When a ray of light goes from air into a clear material, you see the ray bend. How much the ray bends is determined by the ___ of the material.
Answer» Fill in the following blank with a suitable word : When a ray of light goes from air into a clear material, you see the ray bend. How much the ray bends is determined by the ___ of the material.

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