The Speed of Light in a Certain Medium Is 2

question 98

Multiple Choice

The speed of light in a certain medium is 2.2 x 10⁸ m/s. What is the index of refraction of this medium?

• A)1.0
• B)1.2
• C)1.4
• D)1.6
• E)1.8

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Definitions:

Saccades

Rapid, ballistic movements of the eyes that abruptly change the point of fixation, allowing the visual system to quickly move from one object of interest to another.

Retinal Fixations

Moments when the eye remains stationary, focusing on a single point in the field of vision.

Dilations

The process of expansion or enlargement in part or area, often used in medical contexts such as the dilation of pupils or blood vessels.

Optic Chiasm

A crucial structure in the brain where the optic nerves partially cross, playing a key role in the visual processing system.